CVE-2023-37256: Mediawiki

Medium severity, CVSS 6.1. EPSS: 0.5% chance of exploitation in the next 30 days.

An issue was discovered in the Cargo extension for MediaWiki through 1.39.3. It allows one to store javascript: URLs in URL fields, and automatically links these URLs.

Affected products

• Mediawiki Mediawiki: up to and including 1.39.3

Published 2023-06-29. Last modified 2026-06-17.