CVE-2025-41734: Metz-Connect EWIO2-Bm Firmware

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

An unauthenticated remote attacker can execute arbitrary php files and gain full access of the affected devices.

Affected products

• Metz-Connect EWIO2-Bm Firmware: before 2.2.0 (fixed in 2.2.0)
• Metz-Connect EWIO2-M-Bm Firmware: before 2.2.0 (fixed in 2.2.0)
• Metz-Connect EWIO2-M Firmware: before 2.2.0 (fixed in 2.2.0)

Published 2025-11-18. Last modified 2026-06-17.