CVE-2024-29897: Miraheze Createwiki

Medium severity, CVSS 4.9. EPSS: 0.7% chance of exploitation in the next 30 days.

CreateWiki is Miraheze's MediaWiki extension for requesting & creating wikis. It is possible for users with (delete) or (suppressrevision) on any wiki in the farm to access suppressed wiki requests by going to the request's entry on Special:RequestWikiQueue on the wiki where they have these rights. The same vulnerability was present briefly on the REST API before being quickly corrected in commit `6bc0685`. To our knowledge, the vulnerable commits of the REST API are not running in production anywhere. This vulnerability is fixed in 23415c17ffb4832667c06abcf1eadadefd4c8937.

Affected products

• Miraheze Createwiki: before 23415c17ffb4832667c06abcf1eadadefd4c8937 (fixed in 23415c17ffb4832667c06abcf1eadadefd4c8937)

Published 2024-03-28. Last modified 2026-06-17.