CVE-2026-78633 — Denial of Service in Okta RADIUS Agent Packet Parser

CVE-2026-78633

Denial of Service in Okta RADIUS Agent Packet Parser PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Okta / Okta RADIUS Agent	affected 2.17.5 before 2.28.0

CWE

CWE-835

References

https://trust.okta.com/security-advisories/denial-of-service-in-okta-radius-agent-packet-parser-cve-2026-78633

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.