{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-8037","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","state":"PUBLISHED","assignerShortName":"mozilla","dateReserved":"2025-07-22T10:14:04.585Z","datePublished":"2025-07-22T20:49:25.621Z","dateUpdated":"2026-04-13T14:26:53.773Z"},"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"140.1","lessThanOrEqual":"140.*","versionType":"rpm"},{"status":"unaffected","version":"141","lessThanOrEqual":"*","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"status":"unaffected","version":"140.1","lessThanOrEqual":"140.*","versionType":"rpm"},{"status":"unaffected","version":"141","lessThanOrEqual":"*","versionType":"rpm"}]}],"descriptions":[{"lang":"en","value":"Setting a nameless cookie with an equals sign in the value shadowed other cookies. Even if the nameless cookie was set over HTTP and the shadowed cookie included the `Secure` attribute. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.","supportingMedia":[{"type":"text/html","base64":false,"value":"Setting a nameless cookie with an equals sign in the value shadowed other cookies. Even if the nameless cookie was set over HTTP and the shadowed cookie included the <code>Secure</code> attribute. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1."}]}],"title":"Nameless cookies shadow secure cookies","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1964767"},{"url":"https://www.mozilla.org/security/advisories/mfsa2025-56/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2025-59/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2025-61/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2025-63/"}],"credits":[{"lang":"en","value":"Uku Sõrmus"}],"providerMetadata":{"orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla","dateUpdated":"2026-04-13T14:26:53.773Z"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-614","lang":"en","description":"CWE-614 Sensitive Cookie in HTTPS Session Without 'Secure' Attribute"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.1,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-07-23T14:22:54.948290Z","id":"CVE-2025-8037","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-11-04T15:55:40.034Z"}}]}}