How severe is CVE-2026-76751?

CVE-2026-76751 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-76751 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-76751?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2026-76751 published?

CVE-2026-76751 was published on 2026-10-06 and last updated on 2026-10-08.

CVE-2026-76751

CVE-2026-76751 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-353.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-353
Published: 2026-10-06
Last modified: 2026-10-08

Description

A missing integrity verification vulnerability exists in the OnGuard agent of ClearPass Policy Manager. Successful exploitation could allow an unauthenticated, remote attacker to execute arbitrary code on the affected endpoint with the elevated privileges of the agent.

Frequently asked questions

What is CVE-2026-76751?: A missing integrity verification vulnerability exists in the OnGuard agent of ClearPass Policy Manager. Successful exploitation could allow an unauthenticated, remote attacker to execute arbitrary code on the affected endpoint with the elevated privileges of the agent.
How severe is CVE-2026-76751?: CVE-2026-76751 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-76751 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-76751?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-76751 published?: CVE-2026-76751 was published on 2026-10-06 and last updated on 2026-10-08.

References

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

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