Total vulnerabilities in the database
An issue was discovered in WikibaseLexeme in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. Loading Special:MergeLexemes will (attempt to) make an edit that merges the from-id to the to-id, even if the request was not a POST request, and even if it does not contain an edit token.
| Software | From | Fixed in |
|---|---|---|
| mediawiki / mediawiki | 1.40.0 | 1.40.2 |
| mediawiki / mediawiki | - | 1.39.6 |
| mediawiki / mediawiki | 1.41.0 | 1.41.1 |
| fedoraproject / fedora | 40 | 40.x |