{"id":"CVE-2026-58031","details":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki.\n\n This vulnerability is associated with program files resources/src/mediawiki.Special.Apisandbox/ApiSandboxLayout.Js.\n\n\n\nThis issue affects MediaWiki: from 1.46.0-rc.0 before 1.46.0.","modified":"2026-07-11T04:04:10.919363340Z","published":"2026-07-01T15:17:11.020Z","database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","vendor_product":"mediawiki:mediawiki","cpes":["cpe:2.3:a:mediawiki:mediawiki:1.46.0:rc0:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.46.0-rc0"},{"last_affected":"1.46.0-rc0"}]}]},"references":[{"type":"REPORT","url":"https://phabricator.wikimedia.org/T426889"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"bf51797126d8e923bd9f34e1ba4bc1f3fe0faab2"},{"fixed":"63da3569472b40c3be833d392b7ce1843a5cbf62"}],"database_specific":{"extracted_events":[{"introduced":"1.46.0-rc.0"},{"fixed":"1.46.0"}],"source":"DESCRIPTION"}}],"versions":["1.46.0-rc.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-58031.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"}]}