Buffer overflow in Hewlett Packard Enterprise (HPE) Clearpass Policy Manager (Cppm)

CVE-2026-79808

A buffer overflow vulnerability exists in the OnGuard agent of ClearPass Policy Manager. Successful exploitation could allow an authenticated local user to execute arbitrary code with elevated privileges on the affected host or to disrupt the availability of the affected service.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-79808?
CVE-2026-79808 is a high-severity vulnerability in Hewlett Packard Enterprise (HPE) Clearpass Policy Manager (Cppm), classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2026-10-06.
How severe is CVE-2026-79808?
High severity. CVSS v3 base score is 7.8 out of 10.