An issue was discovered in MediaWiki before 1.31.13 and 1.32.x through 1.35.x before 1.35.2. When using the MediaWiki API to "protect" a page, a user is currently able to protect to a higher level than they currently have permissions for.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade mediawiki | Apr 12, 2021 | Apr 9, 2021 |
| Gentoo Linux | — | Upgrade www-apps/mediawiki. | Jul 19, 2021 | Apr 9, 2021 |
| Mediawiki | — | Upgrade MediaWiki to the latest version | Apr 15, 2021 | Apr 9, 2021 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Apr 9, 2021 |
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