Buffer overflow in Arubanetworks Arubaos

CVE-2026-44859

Stack-based buffer overflow vulnerabilities exist in several underlying management service components accessed through the command-line interface of the AOS-8 and AOS-10 Operating Systems. An authenticated attacker with administrative privileges could exploit these vulnerabilities by sending specially crafted requests to the affected services. Successful exploitation could allow the attacker to execute arbitrary code with elevated privileges on the underlying operating system.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (29.0th 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-2026-44859?
CVE-2026-44859 is a high-severity vulnerability in Arubanetworks Arubaos, classified under Stack-based Buffer Overflow. CVSS score: 7.2/10. Published 2026-05-12.
How severe is CVE-2026-44859?
High severity. CVSS v3 base score is 7.2 out of 10.