| Package | Affected versions | Patched versions |
|---|---|---|
| mediawiki | ≥ 1.36.0, < 1.37.5≥ 1.38.0, < 1.38.3< 1.35.8 | 1.37.51.38.31.35.8 |
An issue was discovered in MediaWiki before 1.35.8, 1.36.x and 1.37.x before 1.37.5, and 1.38.x before 1.38.3. Upon an action=rollback operation, the alreadyrolled message can leak a user name (when the user has been revision deleted/suppressed).
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