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.
CPE | Name | Operator | Version |
---|---|---|---|
debian_linux | eq | 11.0 | |
debian_linux | eq | 12.0 | |
mediawiki | eq | 1.40.0 | |
mediawiki | ge | 1.36.0 | |
mediawiki | lt | 1.39.5 |