CVE-2026-23812: Arubanetworks Arubaos

Medium severity, CVSS 4.2. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability has been identified where an attacker connecting to an access point as a standard wired or wireless client can impersonate a gateway by leveraging an address-based spoofing technique. Successful exploitation enables the redirection of data streams, allowing for the interception or modification of traffic intended for the legitimate network gateway via a Machine-in-the-Middle (MitM) position.

Affected products

• Arubanetworks Arubaos: from 6.5.4.0, up to and including 8.10.0.21; from 8.11.0.0, up to and including 8.12.0.6; from 8.13.0.0, up to and including 8.13.1.1; from 10.3.0.0, up to and including 10.4.1.10; from 10.5.0.0, up to and including 10.7.2.2; version 10.8.0.0 only

Published 2026-03-04. Last modified 2026-06-17.