Vulnerability-Lookup

PYSEC-2026-3927

Vulnerability from pysec - Published: 2026-09-10 09:44 - Updated: 2026-09-10 11:02

Details

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings.

This issue affects Apache Thrift: before 0.24.0.

Users are recommended to upgrade to version 0.24.0, which fixes the issue.

This replaces CVE-2026-41603

Severity

5.9 (Medium)


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

Impacted products

Name	purl
thrift	pkg:pypi/thrift

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "thrift",
        "purl": "pkg:pypi/thrift"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.24.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.10.0",
        "0.11.0",
        "0.13.0",
        "0.14.0",
        "0.14.1",
        "0.14.2",
        "0.15.0",
        "0.16.0",
        "0.20.0",
        "0.21.0",
        "0.22.0",
        "0.23.0",
        "0.8.0",
        "0.9.0",
        "0.9.1",
        "0.9.2",
        "0.9.3"
      ]
    }
  ],
  "aliases": [
    "CVE-2026-66053",
    "GHSA-hwrj-9rr4-24xh"
  ],
  "details": "Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings.\n\nThis issue affects Apache Thrift: before 0.24.0.\n\nUsers are recommended to upgrade to version 0.24.0, which fixes the issue.\n\nThis replaces\u00a0CVE-2026-41603",
  "id": "PYSEC-2026-3927",
  "modified": "2026-09-10T11:02:33.967978Z",
  "published": "2026-09-10T09:44:50.995832Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-66053"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/apache/thrift"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/w4k5dnv1x58knwlhpo9x0or5xh220y65"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/thrift"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-hwrj-9rr4-24xh"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Thrift Python bindings have a Improper Validation of Certificate with Host Mismatch vulnerabilit"
}

CVE-2026-66053 (GCVE-0-2026-66053)

Vulnerability from cvelistv5 – Published: 2026-07-27 11:18 – Updated: 2026-07-27 13:08

Title

Apache Thrift: Python TSSLSocket Hostname Matcher Import

Summary

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue. This replaces CVE-2026-41603

Severity

5.9 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-07-27 13:08 UTC

CWE

CWE-297 - Improper Validation of Certificate with Host Mismatch

Assigner

apache mitre root

References

2 references

URL	Tags
https://lists.apache.org/thread/7v3jhgwfbmhx42424…	vendor-advisory
https://lists.apache.org/thread/w4k5dnv1x58knwlhp…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache Thrift	Affected: 0 , < 0.24.0 (semver)

Credits

Yu Bao – yubao@paypal.com, who works for paypal.com

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-66053",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-27T13:08:11.864123Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-27T13:08:21.318Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pypi.python.org",
          "defaultStatus": "unaffected",
          "packageName": "thrift",
          "product": "Apache Thrift",
          "vendor": "Apache Software Foundation",
          "versions": [
            {
              "lessThan": "0.24.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Yu Bao \u2013 yubao@paypal.com, who works for paypal.com"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eImproper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings.\u003c/p\u003e\u003cp\u003eThis issue affects Apache Thrift: before 0.24.0.\u003c/p\u003e\u003cp\u003eUsers are recommended to upgrade to version 0.24.0, which fixes the issue.\u003cbr\u003e\u003cbr\u003eThis replaces\u0026nbsp;CVE-2026-41603\u003c/p\u003e"
            }
          ],
          "value": "Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings.\n\nThis issue affects Apache Thrift: before 0.24.0.\n\nUsers are recommended to upgrade to version 0.24.0, which fixes the issue.\n\nThis replaces\u00a0CVE-2026-41603"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-297",
              "description": "CWE-297 Improper Validation of Certificate with Host Mismatch",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-27T11:18:49.830Z",
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "shortName": "apache"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9"
        },
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.apache.org/thread/w4k5dnv1x58knwlhpo9x0or5xh220y65"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Apache Thrift: Python TSSLSocket Hostname Matcher Import",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2026-66053",
    "datePublished": "2026-07-27T11:18:49.830Z",
    "dateReserved": "2026-07-23T20:49:51.666Z",
    "dateUpdated": "2026-07-27T13:08:21.318Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

GHSA-HWRJ-9RR4-24XH

Vulnerability from github – Published: 2026-07-27 12:31 – Updated: 2026-09-02 14:31

Summary

Apache Thrift Python bindings have a Improper Validation of Certificate with Host Mismatch vulnerabilit

Details

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings.

This issue affects Apache Thrift: before 0.24.0.

Users are recommended to upgrade to version 0.24.0, which fixes the issue.

This replaces CVE-2026-41603

Severity

5.9 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "thrift"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.24.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-66053"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-297"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-09-02T14:31:34Z",
    "nvd_published_at": "2026-07-27T12:16:55Z",
    "severity": "MODERATE"
  },
  "details": "Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings.\n\nThis issue affects Apache Thrift: before 0.24.0.\n\nUsers are recommended to upgrade to version 0.24.0, which fixes the issue.\n\nThis replaces\u00a0CVE-2026-41603",
  "id": "GHSA-hwrj-9rr4-24xh",
  "modified": "2026-09-02T14:31:34Z",
  "published": "2026-07-27T12:31:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-66053"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/apache/thrift"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/w4k5dnv1x58knwlhpo9x0or5xh220y65"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Thrift Python bindings have a Improper Validation of Certificate with Host Mismatch vulnerabilit"
}

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.

Action not permitted

PYSEC-2026-3927

CVE-2026-66053 (GCVE-0-2026-66053)

GHSA-HWRJ-9RR4-24XH

Tags

Sightings

Nomenclature