CVE-2026-0669 | Wikimedia CSS Extension 1.39/1.43/1.44 on MediaWiki path traversal

A vulnerability identified as critical has been detected in Wikimedia CSS Extension 1.39/1.43/1.44 on MediaWiki. This issue affects some unknown processing. Performing a manipulation results in path traversal.

This vulnerability is known as CVE-2026-0669. Remote exploitation of the attack is possible. No exploit is available.