CVE-2026-85473

{"id": "CVE-2026-85473", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-85473", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-16T15:26:02.693134Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@okta.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "affected": [{"source": "psirt@okta.com", "affectedData": [{"vendor": "Auth0", "product": "java-jwt", "versions": [{"status": "affected", "version": "4.0.0", "lessThan": "4.6.2", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-13T21:19:19.020", "references": [{"url": "https://github.com/auth0/java-jwt/security/advisories/GHSA-cg7w-5cc2-f2xm", "source": "psirt@okta.com"}, {"url": "https://trust.okta.com/security-advisories/out-of-range-timestamp-claim-handling-in-auth0-java-jwt-cve-2026-85473", "source": "psirt@okta.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@okta.com", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-755"}]}], "descriptions": [{"lang": "en", "value": "The auth0/java-jwt library may terminate a thread if it receives a JWT with a timestamp claim (exp, nbf, iat) containing an out-of-range value. The condition occurs during token parsing, prior to signature verification. Repeated requests of this nature may lead to degraded availability of the affected service."}], "lastModified": "2026-10-16T16:22:00.430", "sourceIdentifier": "psirt@okta.com"}