| Package | Affected versions | Patched versions |
|---|---|---|
| mediawiki/core | ≥ 1.31.0, < 1.31.6≥ 1.32.0, < 1.32.6≥ 1.33.0, < 1.33.2≥ 1.33.99, < 1.34.0 | 1.31.61.32.61.33.21.34.0 |
| mediawiki | ≤ 1.33.1 |
MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.
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