CVE-2026-78633: Denial of Service in Okta RADIUS Agent Packet Parser
Medium · CVSS 6.5 (CVSS 3.1)EPSS 0.21%, 11th percentilePublished Updated Assigner: Okta
Description
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 RADIUS authentication requests.
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · CWE-835
Tracked companies
Mapped from the CVE’s affected-product data, NVD CPE matches, vendor advisories or package feeds. A mapping means the vendor’s software is named, not that its hosted service was exposed.
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Okta: Okta RADIUS Agent
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- trust.okta.com/security-advisories/denial-of-service-in-okta-radius-agent-packet-par… (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)