CVEvulnerability

CVE-2025-53487

5.4 MEDIUM Published 2025-07-07 Modified 2026-06-17 Official page ↗
Status
Deferred
Published
2025-07-07
Last modified
2026-06-17
Assigner
c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79

Description

The ApprovedRevs extension for MediaWiki is vulnerable to stored XSS in multiple locations where system messages are inserted into raw HTML without proper escaping. Attackers can exploit this by injecting JavaScript payloads via the uselang=x-xss language override, which causes crafted message keys to be rendered unescaped. This issue affects Mediawiki - ApprovedRevs extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

Related

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References