Vulnerability in Hewlett Packard Enterprise (HPE) Aos-Cx

CVE-2026-73776

A signature verification bypass vulnerability exists in the command line interface of AOS-CX. Successful exploitation could allow an authenticated malicious actor with administrative privileges to execute arbitrary code on the underlying operating system, when certain pre-conditions outside of the attacker’s control are met.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.9 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (1.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-73776: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-73776?
CVE-2026-73776 is a high-severity vulnerability in Hewlett Packard Enterprise (HPE) Aos-Cx, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.9/10. Published 2026-09-01.
How severe is CVE-2026-73776?
High severity. CVSS v3 base score is 7.9 out of 10.