{"id":"CVE-2026-78620","state":"PUBLISHED","title":"Improper Path Validation in Okta Access Gateway Kerberos Configuration Handling","description":"The Okta Access Gateway Kerberos configuration handler does not validate file paths specified in event payloads before writing file contents. The path from the event payload is used directly as the write destination, resulting in files being written to unintended locations on the appliance filesystem.","publishedAt":"2026-09-08T20:13:23.266Z","updatedAt":"2026-09-10T14:49:41.141Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N","source":"Okta"},"assigner":"Okta","products":["Okta Okta Access Gateway"],"affected":[{"vendor":"Okta","product":"Okta Access Gateway","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.9.1","versionType":"semver"}]}],"references":["https://trust.okta.com/security-advisories/improper-path-validation-in-okta-access-gateway-kerberos-configuration-handling-cve-2026-78620"],"weaknesses":["CWE-73"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/78xxx/CVE-2026-78620.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-78620","state":"PUBLISHED","datePublished":"2026-09-08T20:13:23.266Z","dateUpdated":"2026-09-10T14:49:41.141Z","assignerShortName":"Okta","assignerOrgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","dateReserved":"2026-08-24T21:48:06.335Z"},"containers":{"cna":{"title":"Improper Path Validation in Okta Access Gateway Kerberos Configuration Handling","descriptions":[{"lang":"en","value":"The Okta Access Gateway Kerberos configuration handler does not validate file paths specified in event payloads before writing file contents. The path from the event payload is used directly as the write destination, resulting in files being written to unintended locations on the appliance filesystem."}],"affected":[{"vendor":"Okta","product":"Okta Access Gateway","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.9.1","versionType":"semver"}]}],"references":[{"url":"https://trust.okta.com/security-advisories/improper-path-validation-in-okta-access-gateway-kerberos-configuration-handling-cve-2026-78620"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-73","lang":"en","description":"External Control of File Name or Path"}]}],"providerMetadata":{"shortName":"Okta","orgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","dateUpdated":"2026-09-08T20:13:23.266Z"},"solutions":[{"lang":"en","value":"Upgrade the Okta Access Gateway appliance to version 2026.9.1 or greater."}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-10T14:47:51.803109Z","id":"CVE-2026-78620","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-10T14:49:41.141Z"}}]}}}