CVE-2026-115546

{"id": "CVE-2026-115546", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-115546", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-10-23T10:46:17.787932Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@okta.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}]}, "affected": [{"source": "psirt@okta.com", "affectedData": [{"vendor": "Okta", "product": "Okta Access Gateway", "versions": [{"status": "affected", "version": "0", "lessThan": "2026.10.2", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-23T04:18:15.047", "references": [{"url": "http://trust.okta.com/security-advisories/authentication-source-verification-issue-in-okta-access-gateway-cve-2026-115546", "source": "psirt@okta.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@okta.com", "description": [{"lang": "en", "value": "CWE-287"}, {"lang": "en", "value": "CWE-639"}]}], "descriptions": [{"lang": "en", "value": "Okta Access Gateway (OAG) does not validate the selected authentication source during sign-on. An authenticated user with an active session can modify the authentication source parameter, which may generate a SAML assertion granting access to the Admin Console."}], "lastModified": "2026-10-23T16:44:17.950", "sourceIdentifier": "psirt@okta.com"}