CVE-2023-51126: Flir AX8 Firmware

Critical severity, CVSS 9.8. EPSS: 31.1% chance of exploitation in the next 30 days.

Command injection vulnerability in /usr/www/res.php in FLIR AX8 up to 1.46.16 allows attackers to run arbitrary commands via the value parameter. NOTE: The vendor has stated that with the introduction of firmware version 1.49.16 (Jan 2023) the FLIR AX8 should no longer be affected by the vulnerability reported. Latest firmware version (as of Oct 2025, was released Jun 2024) is 1.55.16.

Affected products

• Flir Flir AX8 Firmware: up to and including 1.46.16

Published 2024-01-10. Last modified 2026-06-17.