| Package | Affected versions | Patched versions |
|---|---|---|
| mediawiki | ≥ 1.23.0, ≤ 1.23.16≥ 1.27.0, < 1.27.2≥ 1.28.0, < 1.28.1 | 1.27.21.28.1 |
Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw, allowing a sysops to undelete pages, although the page is protected against it.
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