CVE-2026-76447

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"cpe:2.3:a:cisco:identity_services_engine:3.5.0:patch1:*:*:*:*:*:*", "matchCriteriaId": "3FEE4377-B238-4442-9892-28CECFB2319E", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:identity_services_engine:3.5.0:patch2:*:*:*:*:*:*", "matchCriteriaId": "6598563B-7E32-43FB-96A7-88C53E4CE226", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:identity_services_engine:3.5.0:patch3:*:*:*:*:*:*", "matchCriteriaId": "719C8E82-269D-4F21-B2B4-4CD3033A17F9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the Online Certificate Status Protocol (OCSP) responder of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to cause an administrative reload of the OCSP responder certificate and key material.\r\n\r\nThis vulnerability is due to missing authentication on a function of the OCSP responder. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to cause the OCSP responder to reload certificate and key material on demand."}], "id": "CVE-2026-76447", "lastModified": "2026-09-28T13:09:41.163", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "psirt@cisco.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-76447", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-17T14:02:25.606583Z", "version": "2.0.3"}}]}, "published": "2026-09-16T21:17:20.730", "references": [{"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multiauth-bypass-sgD2HbL4"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "psirt@cisco.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.2.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.1.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.3.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.4.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.5.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Cisco ISE Passive Identity Connector", "source": "cna", "vendor": "Cisco"}, "product": "identity_services_engine_passive_identity_connector", "vendor": "cisco"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.1.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", 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{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2.0 p3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2.0 p4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.1.0 p8"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2.0 p5"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2.0 p6"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.1.0 p9"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.4.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2.0 p7"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.4 Patch 1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.1.0 p10"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 5"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 6"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.4 Patch 2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 7"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.4 Patch 3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.5.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.4 Patch 4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 8"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2 Patch 8"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.5 Patch 1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 9"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2 Patch 9"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.4 Patch 5"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.5 Patch 3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.5 Patch 2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 10"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.3 Patch 11"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.4 Patch 6"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.2 Patch 10"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.1.0 p72"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.1.0 p11"}}], "enrichment": {"confidence": 93.0, "confidence_source": "matching", "scores": [{"score": 93.0, "source": "matching"}]}, "original": {"product": "Cisco Identity Services Engine Software", "source": "cna", "vendor": "Cisco"}, "product": "identity_services_engine_software", "vendor": "cisco"}], "created": "2026-09-17T21:45:16.560814+00:00", "updated": "2026-09-18T20:38:14.536405+00:00", "vendors": ["cisco", "cisco$PRODUCT$identity_services_engine_passive_identity_connector", "cisco$PRODUCT$identity_services_engine_software"]}