{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100822","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","state":"PUBLISHED","assignerShortName":"mozilla","dateReserved":"2026-09-26T19:18:38.463Z","datePublished":"2026-09-29T12:36:30.870Z","dateUpdated":"2026-09-30T20:11:10.305Z"},"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"153.4","lessThanOrEqual":"153.*","versionType":"rpm"},{"status":"unaffected","version":"157","lessThanOrEqual":"*","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"status":"unaffected","version":"153.4","lessThanOrEqual":"153.*","versionType":"rpm"},{"status":"unaffected","version":"157","lessThanOrEqual":"*","versionType":"rpm"}]}],"descriptions":[{"lang":"en","value":"Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.","supportingMedia":[{"type":"text/html","base64":false,"value":"Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157."}]}],"title":"Spoofing issue in the Networking: HTTP component","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2051115"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-100/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-101/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-103/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-97/"}],"credits":[{"lang":"en","value":"Tomoya Nakanishi"}],"providerMetadata":{"orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla","dateUpdated":"2026-09-30T17:21:06.977Z"}},"adp":[{"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:N/A:L","integrityImpact":"NONE","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-100822","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-30T19:46:40.005806Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-451","description":"CWE-451 User Interface (UI) Misrepresentation of Critical Information"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-30T20:11:10.305Z"}}]}}