{"id":"CVE-2026-78633","title":"The Okta RADIUS Agent does not validate the sub-attribute length when parsing a Vendor-Specific attribute","summary":"The Okta RADIUS Agent does not validate the sub-attribute length when parsing a Vendor-Specific attribute. A sub-attribute length of zero causes the parser to loop indefinitely, resulting in worker-thread exhaustion and denial of new RAD…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-835"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T21:18:21.853","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-78633","references":[{"url":"https://trust.okta.com/security-advisories/denial-of-service-in-okta-radius-agent-packet-parser-cve-2026-78633","label":"psirt@okta.com"}],"tags":["nvd"],"ingestedAt":"2026-10-13T21:58:14.189Z","slug":"CVE-2026-78633","body":"## Overview\n\nThe Okta RADIUS Agent does not validate the sub-attribute length when parsing a Vendor-Specific attribute. A sub-attribute length of zero causes the parser to loop indefinitely, resulting in worker-thread exhaustion and denial of new RADIUS authentication requests.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}