CVE-2025-67479

Magic word replacement in legacy parser allows using reserved data attributes through wikitext

published February 3, 2026

CVSS v4.0
0.0
EPSS
0%
Percentile
22.3
In the wild
Unconfirmed
What it is

Vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Cite. This vulnerability is associated with program files includes/Parser/CoreParserFunctions.Php, includes/Parser/Sanitizer.Php.

This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1; Cite: from * before 1.39.14, 1.43.4, 1.44.1.

The record
Technical detail
CVSS v4.0
0.0 · NONE
Vector
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U
EPSS
0.00307 · 22.3th percentile
Published
2026-02-03T01:12Z
EPSS history
Timeline
  • 03 FEB 01:12Z
    Magic word replacement in legacy parser allows using reserved data attributes through wikitext
    cvelistv5