CVE-2026-76722 Other in Instant ON

Critical 9.8 Published Updated

Uncontrolled format string vulnerability in HPE Instant ON APs allows unauthenticated remote attackers to execute arbitrary code or cause denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-76722?

CVE-2026-76722 is a critical vulnerability in Hewlett Packard Enterprise (HPE) Instant ON, published on 29 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Uncontrolled Format string vulnerabilities exist in the affected interface of HPE Networking Instant ON APs that could allow an unauthenticated remote attacker to run arbitrary commands on the underlying host. Successful exploitation could result in a Denial-of-service or potential remote code execution.

Weakness: CWE-134

Which versions are affected by CVE-2026-76722?

How do I fix CVE-2026-76722?

No fix has been published for CVE-2026-76722 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-76722 being exploited?

There is no known exploitation of CVE-2026-76722 in the wild and no public exploit code.

Sources

Also known as GHSA-6rfv-6396-m883.

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