CVE-2023-31761: Blitzwolf Bw-IS22 Firmware

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Weak security in the transmitter of Blitzwolf BW-IS22 Smart Home Security Alarm v1.0 allows attackers to gain full access to the system via a code replay attack.

Affected products

• Blitzwolf Bw-IS22 Firmware: version 1.0 only

Published 2023-05-24. Last modified 2026-06-17.