CVE-2026-23824 Unauthenticated Denial-of-Service via Crafted Messages in a Network Protocol Handling Component

High 7.5 Published 12 May 2026 Updated 12 May 2026

Unauthenticated attackers can cause denial of service on Aruba Wireless OS devices by sending crafted network messages that terminate critical processes.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-23824?

CVE-2026-23824 is a high-severity denial of service vulnerability in Arubanetworks Arubaos, published on 12 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerabilities exist in a protocol-handling component of AOS-8 and AOS-10 Operating Systems. An unauthenticated attacker could exploit these vulnerabilities by sending specially crafted network messages to the affected service. Due to insufficient input validation, successful exploitation may terminate a critical system process, resulting in a denial-of-service condition.

Weakness: CWE-400

Which versions are affected by CVE-2026-23824?

It affects 2 products.

Products include Arubanetworks Arubaos, Arubanetworks Sd-Wan.

How do I fix CVE-2026-23824?

No fix has been published for CVE-2026-23824 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-23824 being exploited?

There is no known exploitation of CVE-2026-23824 in the wild and no public exploit code.

All Arubanetworks Arubaos vulnerabilities

Sources

Also known as GHSA-r9wh-q8f4-8c2p.