{"id":"CVE-2026-78629","state":"PUBLISHED","title":"Improper Authentication Verification in the Okta Hyperdrive Agent MFA Response Handling","description":"The Okta Hyperdrive agent plugin returns a success response without a signed SAML assertion when the organization's policy requires no MFA for a given user. The response contains only a bare boolean validation indicator with no cryptographic artifact, resulting in an unverifiable authentication verdict being delivered to the relying application.","publishedAt":"2026-09-08T20:14:27.716Z","updatedAt":"2026-09-10T14:39:42.613Z","severity":{"score":5.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N","source":"Okta"},"assigner":"Okta","products":["Okta Okta Hyperdrive Agent"],"affected":[{"vendor":"Okta","product":"Okta Hyperdrive Agent","defaultStatus":"unaffected","versions":[{"version":"1.2.0","status":"affected","lessThan":"1.5.2","versionType":"semver"}]}],"references":["https://trust.okta.com/security-advisories/improper-authentication-verification-in-the-okta-hyperdrive-agent-mfa-response-handling-cve-2026-78629"],"weaknesses":["CWE-303"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/78xxx/CVE-2026-78629.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-78629","state":"PUBLISHED","datePublished":"2026-09-08T20:14:27.716Z","dateUpdated":"2026-09-10T14:39:42.613Z","assignerShortName":"Okta","assignerOrgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","dateReserved":"2026-08-24T22:04:00.475Z"},"containers":{"cna":{"title":"Improper Authentication Verification in the Okta Hyperdrive Agent MFA Response Handling","descriptions":[{"lang":"en","value":"The Okta Hyperdrive agent plugin returns a success response without a signed SAML assertion when the organization's policy requires no MFA for a given user. The response contains only a bare boolean validation indicator with no cryptographic artifact, resulting in an unverifiable authentication verdict being delivered to the relying application."}],"affected":[{"vendor":"Okta","product":"Okta Hyperdrive Agent","defaultStatus":"unaffected","versions":[{"version":"1.2.0","status":"affected","lessThan":"1.5.2","versionType":"semver"}]}],"references":[{"url":"https://trust.okta.com/security-advisories/improper-authentication-verification-in-the-okta-hyperdrive-agent-mfa-response-handling-cve-2026-78629"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N","baseScore":5.6,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-303","lang":"en","description":"Incorrect Implementation of Authentication Algorithm"}]}],"providerMetadata":{"shortName":"Okta","orgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","dateUpdated":"2026-09-08T20:14:27.716Z"},"solutions":[{"lang":"en","value":"Upgrade the Okta Hyperdrive agent to version 1.5.2 or greater."}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-10T14:38:49.813878Z","id":"CVE-2026-78629","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-10T14:39:42.613Z"}}]}}}