Vulnerability-Lookup

OPENSUSE-SU-2026:11323-1

Vulnerability from csaf_opensuse - Published: 2026-07-21 00:00 - Updated: 2026-09-16 21:22

Summary

python313-bleach-6.4.0-1.1 on GA media

Severity

Moderate

Notes

Title of the patch: python313-bleach-6.4.0-1.1 on GA media

Description of the patch: These are all security issues fixed in the python313-bleach-6.4.0-1.1 package on the GA media of openSUSE Tumbleweed.

Patchnames: openSUSE-Tumbleweed-2026-11323

CVE-2018-7753

9.8 (Critical)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Recommended 8 products

Product	Version	Remediation
Unresolved product id: openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64	—	Vendor Fix
Unresolved product id: openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le	—	Vendor Fix
Unresolved product id: openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x	—	Vendor Fix
Unresolved product id: openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64	—	Vendor Fix
Unresolved product id: openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le	—	Vendor Fix
Unresolved product id: openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x	—	Vendor Fix
Unresolved product id: openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64	—	Vendor Fix

Threats

Impact critical

CVE-2020-6802

6.1 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

Recommended 8 products, the same list as for CVE-2018-7753

Threats

Impact moderate

CVE-2020-6816

6.1 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

Recommended 8 products, the same list as for CVE-2018-7753

Threats

Impact moderate

CVE-2020-6817

7.5 (High)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Recommended 8 products, the same list as for CVE-2018-7753

Threats

Impact important

CVE-2021-23980

6.1 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

Recommended 8 products, the same list as for CVE-2018-7753

Threats

Impact moderate

References

17 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/o…	self
https://www.suse.com/security/cve/CVE-2018-7753/	self
https://www.suse.com/security/cve/CVE-2020-6802/	self
https://www.suse.com/security/cve/CVE-2020-6816/	self
https://www.suse.com/security/cve/CVE-2020-6817/	self
https://www.suse.com/security/cve/CVE-2021-23980/	self
https://www.suse.com/security/cve/CVE-2018-7753	external
https://bugzilla.suse.com/1085969	external
https://www.suse.com/security/cve/CVE-2020-6802	external
https://bugzilla.suse.com/1165303	external
https://www.suse.com/security/cve/CVE-2020-6816	external
https://bugzilla.suse.com/1167379	external
https://www.suse.com/security/cve/CVE-2020-6817	external
https://bugzilla.suse.com/1168280	external
https://www.suse.com/security/cve/CVE-2021-23980	external
https://bugzilla.suse.com/1184547	external

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "python313-bleach-6.4.0-1.1 on GA media",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "These are all security issues fixed in the python313-bleach-6.4.0-1.1 package on the GA media of openSUSE Tumbleweed.",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "openSUSE-Tumbleweed-2026-11323",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_11323-1.json"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2018-7753 page",
        "url": "https://www.suse.com/security/cve/CVE-2018-7753/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-6802 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-6802/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-6816 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-6816/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-6817 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-6817/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-23980 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-23980/"
      }
    ],
    "title": "python313-bleach-6.4.0-1.1 on GA media",
    "tracking": {
      "current_release_date": "2026-09-16T21:22:41Z",
      "generator": {
        "date": "2026-07-21T00:00:00Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "openSUSE-SU-2026:11323-1",
      "initial_release_date": "2026-07-21T00:00:00Z",
      "revision_history": [
        {
          "date": "2026-07-21T00:00:00Z",
          "number": "1",
          "summary": "Current version"
        },
        {
          "date": "2026-09-16T20:20:15Z",
          "number": "2",
          "summary": "unknown changes"
        },
        {
          "date": "2026-09-16T21:22:41Z",
          "number": "3",
          "summary": "unknown changes"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "python313-bleach-6.4.0-1.1.aarch64",
                "product": {
                  "name": "python313-bleach-6.4.0-1.1.aarch64",
                  "product_id": "python313-bleach-6.4.0-1.1.aarch64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python313-bleach@6.4.0-1.1?arch=aarch64\u0026upstream=python-bleach-6.4.0-1.1.src.rpm"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "python314-bleach-6.4.0-1.1.aarch64",
                "product": {
                  "name": "python314-bleach-6.4.0-1.1.aarch64",
                  "product_id": "python314-bleach-6.4.0-1.1.aarch64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python314-bleach@6.4.0-1.1?arch=aarch64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "aarch64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "python313-bleach-6.4.0-1.1.ppc64le",
                "product": {
                  "name": "python313-bleach-6.4.0-1.1.ppc64le",
                  "product_id": "python313-bleach-6.4.0-1.1.ppc64le",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python313-bleach@6.4.0-1.1?arch=ppc64le\u0026upstream=python-bleach-6.4.0-1.1.src.rpm"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "python314-bleach-6.4.0-1.1.ppc64le",
                "product": {
                  "name": "python314-bleach-6.4.0-1.1.ppc64le",
                  "product_id": "python314-bleach-6.4.0-1.1.ppc64le",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python314-bleach@6.4.0-1.1?arch=ppc64le"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "python313-bleach-6.4.0-1.1.s390x",
                "product": {
                  "name": "python313-bleach-6.4.0-1.1.s390x",
                  "product_id": "python313-bleach-6.4.0-1.1.s390x",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python313-bleach@6.4.0-1.1?arch=s390x\u0026upstream=python-bleach-6.4.0-1.1.src.rpm"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "python314-bleach-6.4.0-1.1.s390x",
                "product": {
                  "name": "python314-bleach-6.4.0-1.1.s390x",
                  "product_id": "python314-bleach-6.4.0-1.1.s390x",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python314-bleach@6.4.0-1.1?arch=s390x"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "python313-bleach-6.4.0-1.1.x86_64",
                "product": {
                  "name": "python313-bleach-6.4.0-1.1.x86_64",
                  "product_id": "python313-bleach-6.4.0-1.1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python313-bleach@6.4.0-1.1?arch=x86_64\u0026upstream=python-bleach-6.4.0-1.1.src.rpm"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "python314-bleach-6.4.0-1.1.x86_64",
                "product": {
                  "name": "python314-bleach-6.4.0-1.1.x86_64",
                  "product_id": "python314-bleach-6.4.0-1.1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/python314-bleach@6.4.0-1.1?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "openSUSE Tumbleweed",
                "product": {
                  "name": "openSUSE Tumbleweed",
                  "product_id": "openSUSE Tumbleweed",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:opensuse:tumbleweed"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python313-bleach-6.4.0-1.1.aarch64 as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64"
        },
        "product_reference": "python313-bleach-6.4.0-1.1.aarch64",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python313-bleach-6.4.0-1.1.ppc64le as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le"
        },
        "product_reference": "python313-bleach-6.4.0-1.1.ppc64le",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python313-bleach-6.4.0-1.1.s390x as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x"
        },
        "product_reference": "python313-bleach-6.4.0-1.1.s390x",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python313-bleach-6.4.0-1.1.x86_64 as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64"
        },
        "product_reference": "python313-bleach-6.4.0-1.1.x86_64",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python314-bleach-6.4.0-1.1.aarch64 as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64"
        },
        "product_reference": "python314-bleach-6.4.0-1.1.aarch64",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python314-bleach-6.4.0-1.1.ppc64le as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le"
        },
        "product_reference": "python314-bleach-6.4.0-1.1.ppc64le",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python314-bleach-6.4.0-1.1.s390x as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x"
        },
        "product_reference": "python314-bleach-6.4.0-1.1.s390x",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "python314-bleach-6.4.0-1.1.x86_64 as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
        },
        "product_reference": "python314-bleach-6.4.0-1.1.x86_64",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2018-7753",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2018-7753"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren\u0027t properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2018-7753",
          "url": "https://www.suse.com/security/cve/CVE-2018-7753"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1085969 for CVE-2018-7753",
          "url": "https://bugzilla.suse.com/1085969"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-07-21T00:00:00Z",
          "details": "critical"
        }
      ],
      "title": "CVE-2018-7753"
    },
    {
      "cve": "CVE-2020-6802",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-6802"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-6802",
          "url": "https://www.suse.com/security/cve/CVE-2020-6802"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1165303 for CVE-2020-6802",
          "url": "https://bugzilla.suse.com/1165303"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-07-21T00:00:00Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2020-6802"
    },
    {
      "cve": "CVE-2020-6816",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-6816"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-6816",
          "url": "https://www.suse.com/security/cve/CVE-2020-6816"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1167379 for CVE-2020-6816",
          "url": "https://bugzilla.suse.com/1167379"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-07-21T00:00:00Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2020-6816"
    },
    {
      "cve": "CVE-2020-6817",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-6817"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS). Calls to bleach.clean with an allowed tag with an allowed style attribute are vulnerable to ReDoS. For example, bleach.clean(..., attributes={\u0027a\u0027: [\u0027style\u0027]}).",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-6817",
          "url": "https://www.suse.com/security/cve/CVE-2020-6817"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1168280 for CVE-2020-6817",
          "url": "https://bugzilla.suse.com/1168280"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-07-21T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-6817"
    },
    {
      "cve": "CVE-2021-23980",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-23980"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A mutation XSS affects users calling bleach.clean with all of: svg or math in the allowed tags p or br in allowed tags style, title, noscript, script, textarea, noframes, iframe, or xmp in allowed tags the keyword argument strip_comments=False Note: none of the above tags are in the default allowed tags and strip_comments defaults to True.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
          "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-23980",
          "url": "https://www.suse.com/security/cve/CVE-2021-23980"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1184547 for CVE-2021-23980",
          "url": "https://bugzilla.suse.com/1184547"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python313-bleach-6.4.0-1.1.x86_64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.aarch64",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.ppc64le",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.s390x",
            "openSUSE Tumbleweed:python314-bleach-6.4.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-07-21T00:00:00Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2021-23980"
    }
  ]
}

CVE-2018-7753 (GCVE-0-2018-7753)

Vulnerability from cvelistv5 – Published: 2018-03-07 23:00 – Updated: 2024-09-17 01:25

Summary

An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://github.com/mozilla/bleach/releases/tag/v2.1.3	x_refsource_MISC
https://github.com/mozilla/bleach/commit/c5df5789…	x_refsource_MISC
https://bugs.debian.org/892252	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T06:37:59.183Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.debian.org/892252"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren\u0027t properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-03-07T23:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.debian.org/892252"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-7753",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren\u0027t properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/mozilla/bleach/releases/tag/v2.1.3",
              "refsource": "MISC",
              "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
            },
            {
              "name": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef",
              "refsource": "MISC",
              "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
            },
            {
              "name": "https://bugs.debian.org/892252",
              "refsource": "MISC",
              "url": "https://bugs.debian.org/892252"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-7753",
    "datePublished": "2018-03-07T23:00:00.000Z",
    "dateReserved": "2018-03-07T00:00:00.000Z",
    "dateUpdated": "2024-09-17T01:25:52.866Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

CVE-2020-6802 (GCVE-0-2020-6802)

Vulnerability from cvelistv5 – Published: 2020-03-24 21:13 – Updated: 2024-08-04 09:11

Summary

In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option.

Severity

No CVSS data available.

CWE

mutation XSS

Assigner

mozilla mitre root

References

6 references

URL	Tags
https://github.com/mozilla/bleach/security/adviso…	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://www.checkmarx.com/blog/vulnerabilities-di…	x_refsource_MISC
https://advisory.checkmarx.net/advisory/CX-2020-4276	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Mozilla Bleach	Affected: <=3.10

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:11:05.145Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r"
          },
          {
            "name": "FEDORA-2020-827b677e15",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/"
          },
          {
            "name": "FEDORA-2020-e1fa96c506",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/"
          },
          {
            "name": "FEDORA-2020-e9c8bdd1e3",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://advisory.checkmarx.net/advisory/CX-2020-4276"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Mozilla Bleach",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c=3.10"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "mutation XSS",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-30T21:22:51.000Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r"
        },
        {
          "name": "FEDORA-2020-827b677e15",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/"
        },
        {
          "name": "FEDORA-2020-e1fa96c506",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/"
        },
        {
          "name": "FEDORA-2020-e9c8bdd1e3",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://advisory.checkmarx.net/advisory/CX-2020-4276"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@mozilla.org",
          "ID": "CVE-2020-6802",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Mozilla Bleach",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003c=3.10"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "mutation XSS"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r",
              "refsource": "MISC",
              "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r"
            },
            {
              "name": "FEDORA-2020-827b677e15",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/"
            },
            {
              "name": "FEDORA-2020-e1fa96c506",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/"
            },
            {
              "name": "FEDORA-2020-e9c8bdd1e3",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/"
            },
            {
              "name": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach",
              "refsource": "MISC",
              "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach"
            },
            {
              "name": "https://advisory.checkmarx.net/advisory/CX-2020-4276",
              "refsource": "MISC",
              "url": "https://advisory.checkmarx.net/advisory/CX-2020-4276"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2020-6802",
    "datePublished": "2020-03-24T21:13:04.000Z",
    "dateReserved": "2020-01-10T00:00:00.000Z",
    "dateUpdated": "2024-08-04T09:11:05.145Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

CVE-2020-6816 (GCVE-0-2020-6816)

Vulnerability from cvelistv5 – Published: 2020-03-24 21:15 – Updated: 2024-08-04 09:11

Summary

In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.

Severity

No CVSS data available.

CWE

mutation XSS

Assigner

mozilla mitre root

References

4 references

URL	Tags
https://github.com/mozilla/bleach/security/adviso…	x_refsource_MISC
https://www.checkmarx.com/blog/vulnerabilities-di…	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://advisory.checkmarx.net/advisory/CX-2020-4277	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Mozilla Bleach	Affected: <=3.11

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:11:05.111Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-m6xf-fq7q-8743"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach"
          },
          {
            "name": "FEDORA-2020-e0f35d634c",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EDQU2SZLZMSSACCBUBJ6NOSRNNBDYFW5/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://advisory.checkmarx.net/advisory/CX-2020-4277"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Mozilla Bleach",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c=3.11"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "mutation XSS",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-30T22:35:40.000Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-m6xf-fq7q-8743"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach"
        },
        {
          "name": "FEDORA-2020-e0f35d634c",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EDQU2SZLZMSSACCBUBJ6NOSRNNBDYFW5/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://advisory.checkmarx.net/advisory/CX-2020-4277"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@mozilla.org",
          "ID": "CVE-2020-6816",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Mozilla Bleach",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003c=3.11"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "mutation XSS"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/mozilla/bleach/security/advisories/GHSA-m6xf-fq7q-8743",
              "refsource": "MISC",
              "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-m6xf-fq7q-8743"
            },
            {
              "name": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach",
              "refsource": "MISC",
              "url": "https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach"
            },
            {
              "name": "FEDORA-2020-e0f35d634c",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EDQU2SZLZMSSACCBUBJ6NOSRNNBDYFW5/"
            },
            {
              "name": "https://advisory.checkmarx.net/advisory/CX-2020-4277",
              "refsource": "MISC",
              "url": "https://advisory.checkmarx.net/advisory/CX-2020-4277"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2020-6816",
    "datePublished": "2020-03-24T21:15:40.000Z",
    "dateReserved": "2020-01-10T00:00:00.000Z",
    "dateUpdated": "2024-08-04T09:11:05.111Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

CVE-2020-6817 (GCVE-0-2020-6817)

Vulnerability from cvelistv5 – Published: 2023-02-16 00:00 – Updated: 2025-03-19 15:21

Summary

bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS). Calls to bleach.clean with an allowed tag with an allowed style attribute are vulnerable to ReDoS. For example, bleach.clean(..., attributes={'a': ['style']}).

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-03-19 15:21 UTC

CWE

regular expression denial-of-service (ReDoS) in BleachSanitizerFilter.sanitize_css gauntlet regular expression
CWE-1333 - Inefficient Regular Expression Complexity

Assigner

mozilla mitre root

References

2 references

URL	Tags
https://github.com/mozilla/bleach/security/adviso…
https://bugzilla.mozilla.org/show_bug.cgi?id=1623633

Impacted products

1 product

Vendor	Product	Version
Mozilla	Mozilla Bleach	Affected: unspecified , < 3.1.4 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:11:05.144Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-vqhp-cxgc-6wmm"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1623633"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2020-6817",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-19T15:21:19.285722Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-1333",
                "description": "CWE-1333 Inefficient Regular Expression Complexity",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-19T15:21:23.888Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Mozilla Bleach",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "3.1.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS). Calls to bleach.clean with an allowed tag with an allowed style attribute are vulnerable to ReDoS. For example, bleach.clean(..., attributes={\u0027a\u0027: [\u0027style\u0027]})."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "regular expression denial-of-service (ReDoS) in BleachSanitizerFilter.sanitize_css gauntlet regular expression ",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-02-16T00:00:00.000Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-vqhp-cxgc-6wmm"
        },
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1623633"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2020-6817",
    "datePublished": "2023-02-16T00:00:00.000Z",
    "dateReserved": "2020-01-10T00:00:00.000Z",
    "dateUpdated": "2025-03-19T15:21:23.888Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

CVE-2021-23980 (GCVE-0-2021-23980)

Vulnerability from cvelistv5 – Published: 2023-02-16 00:00 – Updated: 2025-03-19 15:18

Summary

A mutation XSS affects users calling bleach.clean with all of: svg or math in the allowed tags p or br in allowed tags style, title, noscript, script, textarea, noframes, iframe, or xmp in allowed tags the keyword argument strip_comments=False Note: none of the above tags are in the default allowed tags and strip_comments defaults to True.

Severity

6.1 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-03-19 15:18 UTC

CWE

mutation XSS via allowed math or svg; p or br; and style, title, noscript, script, textarea, noframes, iframe, or xmp tags with strip_comments=False
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

mozilla mitre root

References

2 references

URL	Tags
https://github.com/mozilla/bleach/security/adviso…
https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-…

Impacted products

1 product

Vendor	Product	Version
Mozilla	Mozilla Bleach	Affected: unspecified , < 3.3.0 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:14:09.990Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-vv2x-vrpj-qqpq"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2021-23980"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.1,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "CHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2021-23980",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-19T15:18:14.680659Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-79",
                "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-19T15:18:23.189Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Mozilla Bleach",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "3.3.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A mutation XSS affects users calling bleach.clean with all of: svg or math in the allowed tags p or br in allowed tags style, title, noscript, script, textarea, noframes, iframe, or xmp in allowed tags the keyword argument strip_comments=False Note: none of the above tags are in the default allowed tags and strip_comments defaults to True."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": " mutation XSS via allowed math or svg; p or br; and style, title, noscript, script, textarea, noframes, iframe, or xmp tags with strip_comments=False",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-02-16T00:00:00.000Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "url": "https://github.com/mozilla/bleach/security/advisories/GHSA-vv2x-vrpj-qqpq"
        },
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2021-23980"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2021-23980",
    "datePublished": "2023-02-16T00:00:00.000Z",
    "dateReserved": "2021-01-13T00:00:00.000Z",
    "dateUpdated": "2025-03-19T15:18:23.189Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

OPENSUSE-SU-2026:11323-1

CVE-2018-7753 (GCVE-0-2018-7753)

CVE-2020-6802 (GCVE-0-2020-6802)

CVE-2020-6816 (GCVE-0-2020-6816)

CVE-2020-6817 (GCVE-0-2020-6817)

CVE-2021-23980 (GCVE-0-2021-23980)

Tags

Sightings

Nomenclature

Related by attack behaviour