CVE-2025-67482

Lua segfault in unpack()

Published Feb 3, 2026 CVSS 4.0 · 1.7 Low EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4428-1 mediawiki security update
Debian DSA Debian DSA DSA-6085-1 mediawiki security update
References
History
Type Values Removed Values Added
First Time appeared Wikimedia
Wikimedia luasandbox
Wikimedia scribunto
Vendors & Products Wikimedia
Wikimedia luasandbox
Wikimedia scribunto
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
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.
Title Lua segfault in unpack()
References
Metrics cvssV4_0

{'score': 1.7, 'vector': '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'}

Weaknesses

No weakness.

Sources

Status
PUBLISHED
Assigner
wikimedia-foundation
Published
Updated
Mar 2, 2026, 5:44 PM
Reserved
Dec 8, 2025, 5:51 PM
Status
Deferred
Published
Feb 3, 2026, 2:16 AM
Modified
Jun 17, 2026, 9:57 AM