Vulnerability-Lookup

PYSEC-2026-3925

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

Details

Improper Handling of Highly Compressed Data (Data Amplification) 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.

Severity

7.5 (High)


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

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-2026-41608",
    "GHSA-6pjx-3pjc-mrj8"
  ],
  "details": "Improper Handling of Highly Compressed Data (Data Amplification) 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.",
  "id": "PYSEC-2026-3925",
  "modified": "2026-09-10T11:02:33.835375Z",
  "published": "2026-09-10T09:44:50.905608Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-41608"
    },
    {
      "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/vwsbcwqdpwdtp8qkjo11ol6rodbfm21f"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/07/24/32"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/thrift"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-6pjx-3pjc-mrj8"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Thrift Python bindings have an Improper Handling of Highly Compressed Data (Data Amplification) vulnerability"
}

CVE-2026-41608 (GCVE-0-2026-41608)

Vulnerability from cvelistv5 – Published: 2026-07-27 10:53 – Updated: 2026-07-28 14:54

Title

Apache Thrift: Unbounded Zlib Decompression in Python THeaderTransport

Summary

Improper Handling of Highly Compressed Data (Data Amplification) 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.

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: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-07-28 14:46 UTC

CWE

CWE-409 - Improper Handling of Highly Compressed Data (Data Amplification)

Assigner

apache mitre root

References

3 references

URL	Tags
https://lists.apache.org/thread/7v3jhgwfbmhx42424…	vendor-advisory
https://lists.apache.org/thread/vwsbcwqdpwdtp8qkj…	vendor-advisory
http://www.openwall.com/lists/oss-security/2026/0…

Impacted products

1 product

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2026-07-27T11:07:11.216Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/07/24/32"
          }
        ],
        "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-2026-41608",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-28T14:46:36.805967Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-28T14:54:47.811Z",
          "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"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eImproper Handling of Highly Compressed Data (Data Amplification) 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.\u003c/p\u003e"
            }
          ],
          "value": "Improper Handling of Highly Compressed Data (Data Amplification) 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."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "text": "important"
            },
            "type": "Textual description of severity"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-409",
              "description": "CWE-409 Improper Handling of Highly Compressed Data (Data Amplification)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-27T10:53:43.865Z",
        "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/vwsbcwqdpwdtp8qkjo11ol6rodbfm21f"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Apache Thrift: Unbounded Zlib Decompression in Python THeaderTransport",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2026-41608",
    "datePublished": "2026-07-27T10:53:43.865Z",
    "dateReserved": "2026-04-21T22:14:00.745Z",
    "dateUpdated": "2026-07-28T14:54:47.811Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

GHSA-6PJX-3PJC-MRJ8

Vulnerability from github – Published: 2026-07-27 12:31 – Updated: 2026-09-01 17:03

Summary

Apache Thrift Python bindings have an Improper Handling of Highly Compressed Data (Data Amplification) vulnerability

Details

Improper Handling of Highly Compressed Data (Data Amplification) 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.

Severity

7.5 (High)


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

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-2026-41608"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-409"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-09-01T17:03:24Z",
    "nvd_published_at": "2026-07-27T12:16:44Z",
    "severity": "HIGH"
  },
  "details": "Improper Handling of Highly Compressed Data (Data Amplification) 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.",
  "id": "GHSA-6pjx-3pjc-mrj8",
  "modified": "2026-09-01T17:03:24Z",
  "published": "2026-07-27T12:31:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-41608"
    },
    {
      "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/vwsbcwqdpwdtp8qkjo11ol6rodbfm21f"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/07/24/32"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Thrift Python bindings have an Improper Handling of Highly Compressed Data (Data Amplification) vulnerability"
}

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-2026-3925

CVE-2026-41608 (GCVE-0-2026-41608)

GHSA-6PJX-3PJC-MRJ8

Tags

Sightings

Nomenclature