CVE-2026-21639

HIGH
8.8CVSS v3
CVSS v2
0.36% EPSS (exploit probability)
CWE-120CWE

Description

A malicious actor in Wi-Fi range of the affected product could leverage a vulnerability in the airMAX Wireless Protocol to achieve a remote code execution (RCE) within the affected product.

CVSS v3 vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected routers (1)

VendorModelMatched viaAffected versionsFixed inPatch Status
Ubiquiti Ubiquiti airMAX (airOS) Unpatched

External references