{"id":"CVE-2021-44855","details":"An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. There is Blind Stored XSS via a URL to the Upload Image feature.","aliases":["BIT-mediawiki-2021-44855"],"modified":"2026-07-08T06:00:05.317336016Z","published":"2022-12-26T05:15:10.740Z","database_specific":{"unresolved_ranges":[{"vendor_product":"mediawiki:mediawiki","cpes":["cpe:2.3:a:mediawiki:mediawiki:1.37.0:rc0:*:*:*:*:*:*","cpe:2.3:a:mediawiki:mediawiki:1.37.0:rc1:*:*:*:*:*:*","cpe:2.3:a:mediawiki:mediawiki:1.37.0:rc2:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.37.0-rc0"},{"last_affected":"1.37.0-rc0"},{"introduced":"1.37.0-rc1"},{"last_affected":"1.37.0-rc1"},{"introduced":"1.37.0-rc2"},{"last_affected":"1.37.0-rc2"}],"source":"CPE_STRING"}]},"references":[{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202305-24"},{"type":"REPORT","url":"https://phabricator.wikimedia.org/T293589"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"0"},{"fixed":"8b874ff6c6ed5f209dfd0c825c5b310ef1ecca2f"},{"introduced":"bc542ec6d8573dfb906b468901799e0017875f1e"},{"fixed":"b24aa9d8f87e8762c8dedc2f30f85383b77d4725"},{"introduced":"b5643675baaeec999e68c20fdde1dc8467c7c920"},{"last_affected":"b5643675baaeec999e68c20fdde1dc8467c7c920"}],"database_specific":{"source":["CPE_RANGE","CPE_STRING"],"cpe":["cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*","cpe:2.3:a:mediawiki:mediawiki:1.37.0:-:*:*:*:*:*:*"],"extracted_events":[{"introduced":"0"},{"fixed":"1.35.5"},{"introduced":"1.36.0"},{"fixed":"1.36.3"},{"introduced":"1.37.0-NA"},{"last_affected":"1.37.0-NA"}]}}],"versions":["1.37.0-NA","1.37.0","1.36.2","1.35.4","1.36.1","1.35.3","1.36.0","1.35.2","1.35.1","1.35.0","1.35.0-rc.3","1.35.0-rc.2","1.35.0-rc.1","1.35.0-rc.0","test-hashar-for-ci","1.6.0","1.5.0beta4","1.5.0beta3","1.5.0beta2","1.5.0beta1","1.5.0alpha2","1.5.0alpha1","1.3.0beta1","1.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-44855.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}