Total vulnerabilities in the database
An issue was discovered in includes/page/Article.php in MediaWiki 1.36.x through 1.39.x before 1.39.5 and 1.40.x before 1.40.1. Deleted revision existence is leaked due to incorrect permissions being checked. This reveals that a given revision ID belonged to the given page title, and its timestamp, both of which are not supposed to be public information.
| Software | From | Fixed in |
|---|---|---|
| mediawiki / mediawiki | 1.40.0 | 1.40.0.x |
| mediawiki / mediawiki | 1.36.0 | 1.39.5 |
| debian / debian_linux | 11.0 | 11.0.x |
| debian / debian_linux | 12.0 | 12.0.x |