{"id":"CVE-2026-92051","title":"Spoofing issue due to invalid pointer in the Graphics component","summary":"Spoofing issue due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","cwe":["CWE-476"],"vendor":"Mozilla","product":"Firefox","affected":["Firefox","Thunderbird"],"published":"2026-09-15","updated":"2026-09-21","sourceUpdated":"2026-09-21T18:17:13.710","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92051","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2061393","label":"security@mozilla.org"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-90/","label":"security@mozilla.org"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-94/","label":"security@mozilla.org"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-21T17:42:44.837250Z"},"epss":0.00142,"epssPercentile":0.03864,"ingestedAt":"2026-09-15T12:36:50.182Z","slug":"CVE-2026-92051","body":"## Overview\n\nSpoofing issue due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":50,"depthScoreParts":{"impact":50.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":208640,"id":"CVE-2026-92051","ts":1790013049612,"field":"cvss","old":null,"new":"9.1"},{"seq":208639,"id":"CVE-2026-92051","ts":1790013049612,"field":"severity","old":"none","new":"critical"}]}