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Low · 1.2 Public exploit CVE-2026-103585 EUVD-2026-90431GHSA-q32v-6xg8-872f

attacker-controlled javascript license URL via XSS

Published Sep 30, 2026 · Updated Oct 1, 2026 · Assigned by wikimedia-foundation

Description

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki MediaSearch extension allows Cross-Site Scripting (XSS).

This issue affects MediaWiki MediaSearch extension: 1.46, 1.45, and 1.43.

Affected products

VendorProductAffectedFixed
The Wikimedia Foundation MediaWiki MediaSearch extension 1.46, 1.45, 1.43 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 1

References