{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-115546", "assignerOrgId": "59b22baa-87b2-4371-8e4a-e080df12f74a", "state": "PUBLISHED", "assignerShortName": "Okta", "dateReserved": "2026-10-22T20:55:19.371Z", "datePublished": "2026-10-23T03:06:37.230Z", "dateUpdated": "2026-10-23T10:56:08.332Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "59b22baa-87b2-4371-8e4a-e080df12f74a", "shortName": "Okta", "dateUpdated": "2026-10-23T03:06:37.230Z" }, "title": "Authentication Source Verification Issue in Okta Access Gateway", "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Authorization Bypass Through User-Controlled Key", "cweId": "CWE-639" }, { "lang": "en", "description": "Improper Authentication", "cweId": "CWE-287" } ] } ], "affected": [ { "vendor": "Okta", "product": "Okta Access Gateway", "versions": [ { "version": "0", "status": "affected", "lessThan": "2026.10.2", "versionType": "custom" } ], "defaultStatus": "unaffected" } ], "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." } ], "metrics": [ { "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" } } ], "solutions": [ { "lang": "en", "value": "Upgrade the Okta Access Gateway appliance to version 2026.10.2 or greater." } ], "references": [ { "url": "http://trust.okta.com/security-advisories/authentication-source-verification-issue-in-okta-access-gateway-cve-2026-115546" } ] }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2026-115546", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2026-10-23T10:46:17.787932Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-23T10:56:08.332Z" } } ] } }