CVE-2026-44855 Authenticated Stack-Based Buffer Overflow in PAPI Services
Authenticated administrators can trigger a stack-based buffer overflow in Aruba OS management services to execute arbitrary code with elevated privileges.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-44855?
CVE-2026-44855 is a high-severity memory corruption vulnerability in Arubanetworks Arubaos, published on 12 May 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
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.
Weakness: CWE-121
Which versions are affected by CVE-2026-44855?
It affects 2 products.
Products include Arubanetworks Arubaos, Arubanetworks Sd-Wan.
How do I fix CVE-2026-44855?
No fix has been published for CVE-2026-44855 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-44855 being exploited?
There is no known exploitation of CVE-2026-44855 in the wild and no public exploit code.
Other vulnerabilities in Arubanetworks Arubaos
- CVE-2024-42393 Memory corruption in Hpe Aruba Networking InstantOS and Aruba Access Points running ArubaOS 10
- CVE-2024-42394 Memory corruption in HPE Aruba Networking InstantOS and Aruba Access Points running ArubaOS 10
- CVE-2024-42395 Memory corruption in HPE Aruba Networking InstantOS and Aruba Access Points running ArubaOS 10
- CVE-2024-31466 Unauthenticated Buffer Overflow Vulnerabilities in CLI Service Accessed by the PAPI Protocol
- CVE-2024-31467 Unauthenticated Buffer Overflow Vulnerabilities in CLI Service Accessed by the PAPI Protocol
Sources
Also known as GHSA-ffvh-r779-7j7g.