Privilege escalation in Hewlett Packard Enterprise (HPE) Clearpass Policy Manager (Cppm)

CVE-2026-73788

A vulnerability in the ClearPass OnGuard agent could allow an authenticated remote attacker to elevate their own privileges on a vulnerable ClearPass OnGuard deployment. Successful exploitation could allow an attacker to obtain root privileges, leading to potentially unauthorized operation of the vulnerable system.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (29.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-73788: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-73788?
CVE-2026-73788 is a medium-severity vulnerability in Hewlett Packard Enterprise (HPE) Clearpass Policy Manager (Cppm), classified under Improper Privilege Management. CVSS score: 6.5/10. Published 2026-09-09.
How severe is CVE-2026-73788?
Medium severity. CVSS v3 base score is 6.5 out of 10.