CVE-2026-96292

Apache Thrift: Lua `THttpTransport:_parseHeaders` matches each header line with a backtracking pattern (quadratic)

Published Oct 2, 2026 CVSS 4.0 · 8.2 High EPSS < 1% KEV · Not listed
Description
Inefficient regular expression complexity, Inefficient Algorithmic Complexity vulnerability in Apache Thrift Lua bindings.



This issue affects Apache Thrift: before 0.25.0.



Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Redhat
Redhat hummingbird
CPEs cpe:/a:redhat:hummingbird:1
Vendors & Products Redhat
Redhat hummingbird
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
First Time appeared Apache
Apache thrift
Vendors & Products Apache
Apache thrift
Type Values Removed Values Added
Description Inefficient regular expression complexity, Inefficient Algorithmic Complexity vulnerability in Apache Thrift Lua bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.
Title Apache Thrift: Lua `THttpTransport:_parseHeaders` matches each header line with a backtracking pattern (quadratic)
Weaknesses CWE-1333
CWE-407
References
Metrics cvssV4_0

{'score': 8.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Oct 2, 2026, 5:41 PM
Reserved
Sep 22, 2026, 9:39 PM
Status
Deferred
Published
Oct 2, 2026, 12:17 PM
Modified
Oct 2, 2026, 6:17 PM
Severity
Important
Public date
Oct 2, 2026, 11:11 AM