{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-78552","assignerOrgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","state":"PUBLISHED","assignerShortName":"Okta","dateReserved":"2026-08-24T19:22:41.548Z","datePublished":"2026-09-08T20:08:58.455Z","dateUpdated":"2026-09-10T17:49:58.586Z"},"containers":{"cna":{"providerMetadata":{"orgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","shortName":"Okta","dateUpdated":"2026-09-08T20:08:58.455Z"},"title":"Validation Bypass in Okta Access Gateway Custom Directives","problemTypes":[{"descriptions":[{"lang":"en","description":"Protection Mechanism Failure","cweId":"CWE-693"}]}],"affected":[{"vendor":"Okta","product":"Okta Access Gateway","versions":[{"version":"0","status":"affected","lessThan":"2026.9.1","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The Okta Access Gateway does not apply its Lua directive restriction to the application-level custom configuration field. The field is interpolated directly into the nginx server block without inspection, resulting in execution of injected directives."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:L","baseScore":6,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"HIGH","availabilityImpact":"LOW"}}],"solutions":[{"lang":"en","value":"Upgrade the Okta Access Gateway appliance to version 2026.9.1 or greater."}],"references":[{"url":"https://trust.okta.com/security-advisories/validation-bypass-in-okta-access-gateway-custom-directives-cve-2026-78552"}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-10T17:49:35.554063Z","id":"CVE-2026-78552","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-10T17:49:58.586Z"}}]}}