{"id":"UBUNTU-CVE-2025-61638","details":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Parsoid. This vulnerability is associated with program files includes/parser/Sanitizer.Php, src/Core/Sanitizer.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1; Parsoid: from * before 0.16.6, 0.20.4, 0.21.1.","modified":"2026-03-18T07:55:34.619788Z","published":"2026-02-03T00:16:00Z","upstream":["CVE-2025-61638"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-61638"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-61638"},{"type":"REPORT","url":"https://phabricator.wikimedia.org/T401099"},{"type":"REPORT","url":"https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1193172"},{"type":"REPORT","url":"https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1193218"}],"affected":[{"package":{"name":"mediawiki","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mediawiki@1:1.27.4-3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.27.3-1","1:1.27.4-1","1:1.27.4-2","1:1.27.4-3"],"ecosystem_specific":{"binaries":[{"binary_version":"1:1.27.4-3","binary_name":"mediawiki"},{"binary_version":"1:1.27.4-3","binary_name":"mediawiki-classes"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-61638.json"}},{"package":{"name":"mediawiki","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mediawiki@1:1.31.7-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.31.2-1ubuntu1","1:1.31.5-1","1:1.31.5-1ubuntu1","1:1.31.5-2","1:1.31.5-3","1:1.31.5-3ubuntu1","1:1.31.6-1","1:1.31.7-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:1.31.7-1","binary_name":"mediawiki"},{"binary_version":"1:1.31.7-1","binary_name":"mediawiki-classes"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-61638.json"}},{"package":{"name":"mediawiki","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mediawiki@1:1.35.6-1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.35.3-1","1:1.35.4-1","1:1.35.5-1","1:1.35.5-1ubuntu1","1:1.35.5-1ubuntu2","1:1.35.5-1ubuntu3","1:1.35.6-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:1.35.6-1","binary_name":"mediawiki"},{"binary_version":"1:1.35.6-1","binary_name":"mediawiki-classes"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-61638.json"}},{"package":{"name":"mediawiki","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/mediawiki@1:1.39.7-1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.39.4-2","1:1.39.5-1","1:1.39.6-1","1:1.39.7-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:1.39.7-1","binary_name":"mediawiki"},{"binary_version":"1:1.39.7-1","binary_name":"mediawiki-classes"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-61638.json"}},{"package":{"name":"mediawiki","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/mediawiki@1:1.43.3+dfsg-1?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.43.1+dfsg-1","1:1.43.1+dfsg-2","1:1.43.3+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:1.43.3+dfsg-1","binary_name":"mediawiki"},{"binary_version":"1:1.43.3+dfsg-1","binary_name":"mediawiki-classes"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-61638.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}