CVE-2025-8037

{"id": "CVE-2025-8037", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"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"}, "impactScore": 5.2, "exploitabilityScore": 3.9}]}, "published": "2025-07-22T21:15:50.860", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1964767", "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-56/", "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-59/", "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-61/", "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-63/", "source": "security@mozilla.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-614"}]}], "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 affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1."}, {"lang": "es", "value": "Al configurar una cookie sin nombre con un signo igual en su valor, se eclipsaban otras cookies. Incluso si la cookie sin nombre se configuraba mediante HTTP y la cookie eclipsada inclu\u00eda el atributo \"Secure\". Esta vulnerabilidad afecta a Firefox &lt; 141, Firefox ESR &lt; 140.1, Thunderbird &lt; 141 y Thunderbird &lt; 140.1."}], "lastModified": "2025-07-25T15:29:44.523", "sourceIdentifier": "security@mozilla.org"}