Buffer overflow in Hewlett Packard Enterprise (HPE) Aos-Cx

CVE-2026-63453

Buffer overflow vulnerabilities exist in the command line interface of AOS-CX. Successful exploitation of these vulnerabilities could allow a remote high-privileged user to execute arbitrary code as a privileged user on the underlying operating system.

Vulnerability class: Buffer Overflow

EPSS: 0.006 (47.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-63453?
CVE-2026-63453 is a high-severity vulnerability in Hewlett Packard Enterprise (HPE) Aos-Cx, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.2/10. Published 2026-07-21.
How severe is CVE-2026-63453?
High severity. CVSS v3 base score is 7.2 out of 10.