An information leak was discovered in MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4. Handling of actor ID does not necessarily use the correct database or correct wiki.
| Software | From | Fixed in |
|---|---|---|
| mediawiki / mediawiki | 1.32.0 | 1.34.4 |
| mediawiki / mediawiki | - | 1.31.10 |
| fedoraproject / fedora | 33 | 33.x |