CVE-2026-58031EPSS p5.4%

CVE-2026-58031CVE-2026-58031

mediawiki / mediawiki

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Special.Apisandbox/ApiSandboxLayout.Js. This issue affects MediaWiki: from 1.46.0-rc.0 before 1.46.0.

Scoring

CVSS 5.4 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS0.16% probability of exploitation · percentile 5.4% · 2026-08-15T12:02:44Z
Last modified2026-07-09
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.