Format String Vulnerability in HPE Networking ClearPass Policy Manager
CVE-2026-76753

9.8CRITICAL

Key Information:

Vendor

HP (HP)

Status
Clearpass Policy Manager (cppm)
Vendor
CVE Published:
6 October 2026

What is CVE-2026-76753?

A format string vulnerability exists within the service interface of HPE Networking ClearPass Policy Manager. This flaw could potentially allow an unauthenticated remote attacker to manipulate process memory, leading to arbitrary code execution. Successful exploitation of this vulnerability may compromise the integrity and security of the affected system, which underscores the need for immediate remediation.

Affected Version(s)

ClearPass Policy Manager (CPPM) 6.14.0

ClearPass Policy Manager (CPPM) 6.14.0

ClearPass Policy Manager (CPPM) 6.11.0 <= 6.11.15

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpe...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Internal security research (HPE Networking).
.