Serial number: AV26-589
Date: June 11, 2026
On June 10, 2026, Ubiquiti published a security advisory to address vulnerabilities in the following products. Included were critical updates for the following:
- UID Enterprise Agent – version 1.61.3 and prior
- UDM, UDM-Pro, UDM-SE, UDM-Pro-Max, EFG, UDW, UDR, UDR7, UDR-5G, Express 7, UCK, UCKP, UCK-Enterprise, UNVR, UNVR-Pro, UNVR-Instant, ENVR, ENVR-Core, UNVR-G2, UNVR-G2-Pro, UCG-Ultra, UCG-Max, UCG-Industrial and UCG-Fiber – version 5.1.12 and prior
- UniFi OS Server – version 5.0.8 and prior
- UDM-Beast – version 5.1.11 and prior
- UNAS-2, UNAS-4, UNAS-Pro, UNAS-Pro-4 and UNAS-Pro-8 – version 5.1.10 and prior
- Express – version 4.0.14 and prior
The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates.