{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-8090","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","state":"PUBLISHED","assignerShortName":"mozilla","dateReserved":"2026-05-07T12:45:04.220Z","datePublished":"2026-05-07T12:45:04.609Z","dateUpdated":"2026-05-08T12:19:00.246Z"},"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"115.35.2","lessThanOrEqual":"115.*","versionType":"rpm"},{"status":"unaffected","version":"140.10.2","lessThanOrEqual":"140.*","versionType":"rpm"},{"status":"unaffected","version":"150.0.2","lessThanOrEqual":"*","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"status":"unaffected","version":"140.10.2","lessThanOrEqual":"140.*","versionType":"rpm"},{"status":"unaffected","version":"150.0.2","lessThanOrEqual":"*","versionType":"rpm"}]}],"descriptions":[{"lang":"en","value":"Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.","supportingMedia":[{"type":"text/html","base64":false,"value":"Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2."}]}],"title":"Use-after-free in the DOM: Networking component","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2034352"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-40/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-41/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-42/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-43/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-44/"}],"credits":[{"lang":"en","value":"Kevin Brosnan"}],"providerMetadata":{"orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla","dateUpdated":"2026-05-08T12:19:00.246Z"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-416","lang":"en","description":"CWE-416 Use After Free"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.3,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-05-07T13:49:35.910481Z","id":"CVE-2026-8090","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"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":"2026-05-07T13:49:45.916Z"}}]}}