Resource exhaustion in Hewlett Packard Enterprise (HPE) Clearpass Policy Manager (Cppm)

CVE-2026-73786

A vulnerability in the web-based management interface of CPPM could allow an unauthenticated remote attacker to conduct a Denial-of-Service (DoS) attack. Successful exploitation could allow an attacker to cause instability and degrade performance of the vulnerable CPPM server.

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (46.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.7% 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-2026-73786: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-73786?
CVE-2026-73786 is a high-severity vulnerability in Hewlett Packard Enterprise (HPE) Clearpass Policy Manager (Cppm), classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-09-09.
How severe is CVE-2026-73786?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2026-73786 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.