{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-117933","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","state":"PUBLISHED","assignerShortName":"mozilla","dateReserved":"2026-10-27T14:05:30.454Z","datePublished":"2026-10-27T14:05:30.626Z","dateUpdated":"2026-11-05T14:04:34.145Z"},"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"153.6","lessThanOrEqual":"153.*","versionType":"rpm"},{"status":"unaffected","version":"159","lessThanOrEqual":"*","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"status":"unaffected","version":"153.6","lessThanOrEqual":"153.*","versionType":"rpm"},{"status":"unaffected","version":"159","lessThanOrEqual":"*","versionType":"rpm"}]}],"descriptions":[{"lang":"en","value":"Frame poisoning in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.","supportingMedia":[{"type":"text/html","base64":false,"value":"Frame poisoning in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6."}]}],"title":"Frame poisoning in the CSS Parsing and Computation component","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2081976"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-118/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-120/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-121/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-122/"}],"credits":[{"lang":"en","value":"OpenAI Codex Security (kylebot)"}],"providerMetadata":{"orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla","dateUpdated":"2026-10-27T18:29:14.702Z"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-400","lang":"en","description":"CWE-400 Uncontrolled Resource Consumption"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.4,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","integrityImpact":"LOW","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-11-05T14:04:29.271404Z","id":"CVE-2026-117933","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-05T14:04:34.145Z"}}]}}