An issue was discovered in the CheckUserLog API in the CheckUser extension for MediaWiki through 1.39.3. There is incorrect access control for visibility of hidden users.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Mediawiki | Mediawiki | * | 1.39.3 (including) |
Mediawiki | Ubuntu | bionic | * |
Mediawiki | Ubuntu | kinetic | * |
Mediawiki | Ubuntu | lunar | * |
Mediawiki | Ubuntu | mantic | * |
Mediawiki | Ubuntu | trusty | * |
Mediawiki | Ubuntu | xenial | * |