Zs.z53rl.a81 Firmware Direct

— ZetaSync Embedded Systems Division

Firmware branch Zs.z53rl.a81 will receive critical security updates until Q4 2028. After that date, migration to the next-generation Zeta-NG platform is recommended. Zs.z53rl.a81 Firmware

ZetaSync has officially released firmware version Zs.z53rl.a81 to address two critical vulnerabilities (CVE-2025-4412 and CVE-2025-4413) discovered in the RL-series telemetry modules. This update is mandatory for all devices operating on firmware branches Zs.z53rl.a7x or earlier. — ZetaSync Embedded Systems Division Firmware branch Zs