{"id":"BIT-mediawiki-2021-31550","details":"An issue was discovered in the CommentBox extension for MediaWiki through 1.35.2. Via crafted configuration variables, a malicious actor could introduce XSS payloads into various layers.","aliases":["CVE-2021-31550"],"modified":"2025-04-03T14:40:37.652Z","published":"2024-03-06T11:12:11.104Z","database_specific":{"severity":"Medium","cpes":["cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*"]},"references":[{"type":"WEB","url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Commentbox/+/651934/"},{"type":"WEB","url":"https://phabricator.wikimedia.org/T270767"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31550"}],"affected":[{"package":{"name":"mediawiki","ecosystem":"Bitnami","purl":"pkg:bitnami/mediawiki"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.35.3"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/mediawiki/BIT-mediawiki-2021-31550.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}],"schema_version":"1.7.3"}