CVE-2025-6594

MEDIUM

MediaWiki 1.27.0-1.39.12, 1.42.7, 1.43.2, 1.44.0 - Cross-Site Scripting in ApiSandbox

Title source: llm

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/ApiSandbox.Js. This issue affects MediaWiki: from 1.27.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

References (1)

Core 1

Core References

Issue Tracking

https://phabricator.wikimedia.org/T395063

Scores

CVSS v3 4.7

EPSS 0.0027

EPSS Percentile 18.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (1)

Wikimedia Foundation/MediaWiki 1.27.0 - 1.39.13, 1.42.7 1.43.2, 1.44.0

Published Feb 02, 2026

Tracked Since Feb 18, 2026