{"id":"CVE-2025-10527","details":"Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability affects Firefox \u003c 143, Firefox ESR \u003c 140.3, Thunderbird \u003c 143, and Thunderbird \u003c 140.3.","modified":"2026-04-16T04:32:43.081982135Z","published":"2025-09-16T13:15:44.457Z","related":["ALSA-2025:16108","ALSA-2025:16109","ALSA-2025:16156","ALSA-2025:16157","ALSA-2025:16260","ALSA-2025:16589","SUSE-SU-2025:03291-1","SUSE-SU-2025:03309-1","SUSE-SU-2025:21021-1","openSUSE-SU-2025:15555-1","openSUSE-SU-2025:15560-1","openSUSE-SU-2025:15565-1","openSUSE-SU-2025:20021-1","openSUSE-SU-2025:20065-1"],"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/09/msg00020.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/09/msg00026.html"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2025-77/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2025-78/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2025-73/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2025-75/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1984825"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"140.3.0"}]},{"events":[{"introduced":"0"},{"last_affected":"143.0"}]},{"events":[{"introduced":"0"},{"fixed":"140.3.0"}]},{"events":[{"introduced":"141.0"},{"fixed":"143.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-10527.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L"}]}