CVE-2023-29140: Mediawiki

Medium severity, CVSS 5.3. EPSS: 0.4% chance of exploitation in the next 30 days.

An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3. Attackers might be able to see edits for which the username has been hidden, because there is no check for rev_deleted.

Affected products

• Mediawiki Mediawiki: up to and including 1.39.3

Published 2023-03-31. Last modified 2026-06-17.