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VULNERABILITIES

CVE-2026-78633 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://trust.okta.com/security-advisories/denial-of-service-in-okta-radius-agent-packet-parser-cve-2026-78633 [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-78633
NVD Published Date:
Oct 13, 2026
NVD Last Modified:
Oct 16, 2026
Source:
[email protected]
CVE-2026-78633 Details - Not Deferred