| Assigner | mitre |
| Reserved | 2023-10-09 |
| Published | 2023-11-03 |
| Updated | 2024-06-10 |
Description
An issue was discovered in DifferenceEngine.php in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. diff-multi-sameuser (aka "X intermediate revisions by the same user not shown") ignores username suppression. This is an information leak.
References
https://phabricator.wikimedia.org/T341529
https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html ([debian-lts-announce] 20231128 [SECURITY] [DLA 3671-1] mediawiki security update)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/ (FEDORA-2024-2c564b942d)
