CVE-2026-21639

Summary (CVE-2026-21639) A remote code execution vulnerability exists in multiple Ubiquiti airMAX/airFiber devices due to a flaw in the airMAX Wireless Protocol. Affected products and versions: airMAX AC ≤ 8.7.20, airMAX M ≤ 6.3.22, airFiber AF60-XG ≤ 1.2.2, and airFiber AF60 ≤ 2.6.7. The issue c...