{"id":"CVE-2026-84123","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-84123","summary":"Privilege escalation due to use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 155 and Firefox ESR 153.2.","details":"Privilege escalation due to use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 155 and Firefox ESR 153.2.","published":"2026-09-01T13:20:06.160","modified":"2026-09-01T13:20:06.160","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2060047"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-82/"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-85/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-01T13:20:06.160"}}