CVE-2026-76722 HPE Networking Instant ON APs - Remote Code Execution & Denial of Service

HPE Networking Instant ON APs contain an uncontrolled format string vulnerability in an affected interface, letting unauthenticated remote attackers execute arbitrary commands or cause denial of service, exploit requires no special privileges.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.54% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
29 September 2026
Updated
15 October 2026
Weakness
CWE-134

Vendor fix

Update to the latest available version from HPE Networking Instant ON APs.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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