CVE-2026-43871

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TCompactProtocol varint byte-count limit

Published Jul 27, 2026 CVSS 4.0 · 8.7 High EPSS 1.0% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-8wv5-x4w7-5gww Apache Thrift Python, Go, PHP and Java bindings have an Infinite Loop
History
Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Important

Type Values Removed Values Added
First Time appeared Apache
Apache thrift
Vendors & Products Apache
Apache thrift
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TCompactProtocol varint byte-count limit
Weaknesses CWE-835
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Jul 27, 2026, 1:01 PM
Reserved
May 4, 2026, 2:27 PM
Status
Analyzed
Published
Jul 27, 2026, 12:16 PM
Modified
Oct 24, 2026, 1:10 PM
Severity
Important
Public date
Jul 27, 2026, 10:56 AM