Unauthenticated Path Traversal in ClearPass Policy Manager API Endpoint Leads to Authorization Bypass

published 2026-10-06 last mo. modified 2026-10-07 last mo. also EUVD-2026-93895

cvss: 7.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits: 0; none known

An unauthenticated path traversal vulnerability exists in an API endpoint of ClearPass Policy Manager. Successful exploitation of this vulnerability allows an unauthenticated remote attacker to influence authorization decisions and be assigned an unintended role.

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CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: last mo. (2026-10-07)

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

Hewlett Packard Enterprise (HPE) ClearPass Policy Manager (CPPM)

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

support.hpe.com /hpesc/public/docDisplay?docId=hpesbnw05158en_us&docLocale=en_US

Sources

CVE List CVE-2026-79809
NVD CVE-2026-79809

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