CVE-2026-26793: Gl-Inet AR300M16 Firmware

Critical severity, CVSS 9.8. EPSS: 3.7% chance of exploitation in the next 30 days.

GL-iNet GL-AR300M16 v4.3.11 was discovered to contain a command injection vulnerability via the set_config function. This vulnerability allows attackers to execute arbitrary commands via a crafted input.

Affected products

• Gl-Inet AR300M16 Firmware: version 4.3.11 only

Published 2026-03-12. Last modified 2026-06-17.