CVE-2026-76752 Hewlett Packard Enterprise (HPE) CVE debrief

Who should care

HPE ClearPass Policy Manager administrators and users, cybersecurity teams responsible for vulnerability management, network operators, security teams, and IT personnel who manage or use HPE ClearPass Policy Manager should prioritize patching and implementing compensating controls to mitigate potential exploitation of this vulnerability.

Why it matters

CVE-2026-76752 is a critical vulnerability in HPE Networking ClearPass Policy Manager that allows unauthenticated remote attackers to bypass authentication and gain administrative access. Defenders should prioritize patching affected versions and implement compensating controls to mitigate potential exploitation.

• Potential unauthorized administrative access to affected systems
• Possible disruption of network operations and security

Technical summary

Authentication bypass vulnerabilities exist in the web-based management and API interfaces of HPE Networking ClearPass Policy Manager. Successful exploitation could allow an unauthenticated remote attacker to circumvent existing authentication controls and gain administrative access to the affected system. This vulnerability has a CVSS score of 9.8 and is considered critical. The affected product is HPE Networking ClearPass Policy Manager, and defenders should focus on patching and mitigating this vulnerability to prevent potential exploitation.

Defensive priority

High priority for HPE ClearPass Policy Manager administrators

Recommended defensive actions

• Review and apply HPE provided patches for affected ClearPass Policy Manager versions
• Implement compensating controls to restrict access to the affected system
• Monitor for suspicious activity and potential exploitation attempts
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
• Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

Official CVE Program and NVD records confirm authentication bypass vulnerabilities in HPE Networking ClearPass Policy Manager. The CVE record was published on 2026-10-06T19:16:56.901Z and has not been modified since then. There are no known details on exploitation or affected versions beyond the official advisory. Defenders should verify HPE ClearPass Policy Manager deployments and review official guidance for patching and mitigation.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.