{"id":"CVE-2021-30158","details":"An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Blocked users are unable to use Special:ResetTokens. This has security relevance because a blocked user might have accidentally shared a token, or might know that a token has been compromised, and yet is not able to block any potential future use of the token by an unauthorized party.","aliases":["BIT-mediawiki-2021-30158"],"modified":"2026-04-09T08:03:18.158422Z","published":"2021-04-06T07:15:12.497Z","related":["MGASA-2021-0218"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4889"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202107-40"},{"type":"FIX","url":"https://phabricator.wikimedia.org/T277009"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"0"},{"fixed":"ef13e11da4bcab62a8cc6f5459cd094e6881f326"},{"introduced":"0fbb878ef366477535a709b0c2564bdcf4b176d1"},{"fixed":"e5823c068a2e0d8af72538fe5cd152ddb43c58e9"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"1.31.12"},{"introduced":"1.32.0"},{"fixed":"1.35.2"}]}}],"versions":["1.1.0","1.3.0beta1","1.31.0","1.31.0-rc.0","1.31.0-rc.1","1.31.0-rc.2","1.31.1","1.31.10","1.31.11","1.31.2","1.31.3","1.31.4","1.31.5","1.31.6","1.31.7","1.31.8","1.31.9","1.35.0","1.35.0-rc.0","1.35.0-rc.1","1.35.0-rc.2","1.35.0-rc.3","1.35.1","1.5.0alpha1","1.5.0alpha2","1.5.0beta1","1.5.0beta2","1.5.0beta3","1.5.0beta4","1.6.0"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"33"}]},{"events":[{"introduced":"0"},{"last_affected":"34"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-30158.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}