CVE-2026-76723 HPE Networking Instant ON APS - Buffer Overflow

HPE Networking Instant ON APS contains a buffer overflow caused by vulnerabilities in the affected interface, letting unauthenticated adjacent attackers execute arbitrary commands on the underlying OS, exploit requires network adjacency.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
EPSS
0.31% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
29 September 2026
Updated
15 October 2026
Weakness
CWE-120

Vendor fix

Update to the latest available version.

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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