CVE-2026-43871
Received Received - Intake

Infinite Loop in Apache Thrift Python, Go, PHP and Java Bindings

Publication date: 2026-07-27

Last updated on: 2026-07-27

Assigner: Apache Software Foundation

Description
Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in Apache Thrift Python, Go, PHP and Java bindings.This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

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Meta Information

Published
2026-07-27
Last Modified
2026-07-27
Generated
2026-07-27
AI Q&A
2026-07-27
EPSS Evaluated
N/A
NVD
CVE-2026-43871
EUVD
EUVD-2026-49146

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
apache thrift to 0.24.0 (exc)
apache thrift From 0.24.0 (inc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-835 The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

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Executive Summary

This is an infinite loop vulnerability in Apache Thrift's Python, Go, PHP, and Java bindings. It occurs when a loop's exit condition cannot be met, causing the program to hang indefinitely. The issue affects versions before 0.24.0.

Detection Guidance

Detecting this vulnerability requires checking the version of Apache Thrift installed on your system. Run the command 'thrift --version' or check the installed package version in your package manager (e.g., 'pip show thrift' for Python, 'go list -m github.com/apache/thrift' for Go). If the version is before 0.24.0, the system is vulnerable.

Impact Analysis

An infinite loop can consume excessive CPU resources, freeze applications, or cause system crashes. This may lead to denial-of-service conditions, disrupting services that rely on Apache Thrift.

Compliance Impact

This vulnerability does not directly affect compliance with GDPR, HIPAA, or similar standards. It is an infinite loop issue in Apache Thrift bindings that could cause denial of service by consuming excessive system resources. Compliance impacts would only occur if the vulnerability leads to service disruptions or data processing failures.

Mitigation Strategies

Upgrade Apache Thrift to version 0.24.0 or later immediately. For Python, use 'pip install --upgrade thrift'. For Go, update the module dependency. For Java and PHP, follow the official Apache Thrift upgrade instructions for your platform.

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