{"id":"UBUNTU-CVE-2025-6595","details":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MultimediaViewer.This issue affects MultimediaViewer: from * before 1.39.13, 1.42.7, 1.43.2, 1.44.0.","modified":"2026-02-05T21:19:25.034853Z","published":"2026-02-02T23:16:00Z","upstream":["CVE-2025-6595"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-6595"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-6595"},{"type":"REPORT","url":"https://lists.wikimedia.org/hyperkitty/list/wikitech-l@lists.wikimedia.org/thread/TT45WDZ7MDTXXBEFLBMLAJI532O2PN2U/"},{"type":"REPORT","url":"https://phabricator.wikimedia.org/T394863"},{"type":"REPORT","url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/MultimediaViewer/+/1165106"},{"type":"REPORT","url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/MultimediaViewer/+/1165144"}],"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_name":"mediawiki","binary_version":"1:1.27.4-3"},{"binary_name":"mediawiki-classes","binary_version":"1:1.27.4-3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6595.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_name":"mediawiki","binary_version":"1:1.31.7-1"},{"binary_name":"mediawiki-classes","binary_version":"1:1.31.7-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6595.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_name":"mediawiki","binary_version":"1:1.35.6-1"},{"binary_name":"mediawiki-classes","binary_version":"1:1.35.6-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6595.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_name":"mediawiki","binary_version":"1:1.39.7-1"},{"binary_name":"mediawiki-classes","binary_version":"1:1.39.7-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6595.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_name":"mediawiki","binary_version":"1:1.43.3+dfsg-1"},{"binary_name":"mediawiki-classes","binary_version":"1:1.43.3+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-6595.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}