CVE-2025-67482

Lua segfault in unpack()

State: Published
Severity: 1.7 Low
Published: Feb 3, 2026
Updated: Mar 2, 2026
Reserved: Dec 8, 2025

Description

Vulnerability in Wikimedia Foundation Scribunto, Wikimedia Foundation luasandbox. This vulnerability is associated with program files includes/Engines/LuaCommon/lualib/mwInit.Lua, library.C.

This issue affects Scribunto: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1; luasandbox: from * before fea2304f8f6ab30314369a612f4f5b165e68e95a.

Scores

CVSS	Score	Vector	Source
4.0	1.7 Low	CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U	wikimedia-foundation

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
ScribuntoWikimedia Foundation	before 1.39.16, 1.43.6, 1.44.3, 1.45.1Affected
luasandboxWikimedia Foundation	before fea2304f8f6ab30314369a612f4f5b165e68e95aAffected

References

https://phabricator.wikimedia.org/T408135

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