CVE-2025-53494

MEDIUM

Mediawiki - TwoColConflict Ext <1.39.13-1.43.2 - XSS

Title source: llm

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - TwoColConflict Extension allows Stored XSS.This issue affects Mediawiki - TwoColConflict 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.

References (2)

Core 2

Core References

Patch

https://gerrit.wikimedia.org/r/c/mediawiki/extensions/TwoColConflict/+/1150011

Exploit, Issue Tracking

https://phabricator.wikimedia.org/T394938

Scores

CVSS v3 6.5

EPSS 0.0023

EPSS Percentile 13.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (1)

wmde-fisch/twocolconflict < 2025-05-26

Published Jul 02, 2025

Tracked Since Feb 18, 2026