CVE-2026-94636
Deferred Deferred - Pending Action

BaseFortify

Publication date: 2026-10-02

Last updated on: 2026-10-02

Assigner: Apache Software Foundation

Description
Improper handling of highly compressed data (data amplification), Function call with incorrectly specified arguments, Improper validation of specified quantity in input vulnerability in Apache Thrift py bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

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Meta Information

Published
2026-10-02
Last Modified
2026-10-02
Generated
2026-10-19
AI Q&A
2026-10-02
EPSS Evaluated
2026-10-18
NVD
CVE-2026-94636
EUVD
EUVD-2026-91560

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Apache Software Foundation Apache Thrift 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-409 The product does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output.
CWE-628 The product calls a function, procedure, or routine with arguments that are not correctly specified, leading to always-incorrect behavior and resultant weaknesses.
CWE-1284 The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties.

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Executive Summary

This vulnerability in Apache Thrift's Python bindings involves three issues: improper handling of highly compressed data leading to data amplification, function calls with incorrect arguments, and improper validation of input quantities. It affects versions before 0.25.0.

Detection Guidance

Detection involves checking the version of Apache Thrift py bindings. Run 'pip show thrift' or 'thrift --version' to verify if the installed version is before 0.25.0. If so, the system is vulnerable.

Impact Analysis

The vulnerability can lead to denial of service due to data amplification, unexpected behavior from incorrect function calls, and potential security bypasses from improper input validation. Attackers could exploit these to disrupt services or gain unauthorized access.

Compliance Impact

The vulnerability involves improper handling of compressed data and incorrect function arguments, which could lead to data amplification or processing errors. This may result in unauthorized data exposure or integrity issues, potentially violating GDPR principles of data minimization and security or HIPAA requirements for protected health information handling.

Mitigation Strategies

Upgrade Apache Thrift py bindings to version 0.25.0 or later. Use 'pip install --upgrade thrift' or the package manager for your system to apply the fix.

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