CVE-2026-103440: The Wikimedia Foundation Mediawiki Pagetriage Extension

Low severity, CVSS 1.2. EPSS: 0.3% chance of exploitation in the next 30 days.

Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation. This issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.

Affected products

• The Wikimedia Foundation Mediawiki Pagetriage Extension: version 1.46 only; version 1.45 only; version 1.43 only

Published 2026-09-30. Last modified 2026-09-30.