{"id":"CVE-2026-103439","published":"2026-09-30T18:18:16.590","lastModified":"2026-09-30T21:17:08.833","description":"Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki Wikbase extension allows Cross-Site Scripting (XSS).\n\nThis issue affects MediaWiki Wikbase extension: 1.46, 1.45, and 1.43.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-80"],"vendors":[],"products":[],"references":[{"url":"https://gerrit.wikimedia.org/r/q/Ie7a35b211565148e0cae437a4a8c41633b81f1b3","tags":[]},{"url":"https://phabricator.wikimedia.org/T182213","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}