Bleepingcomputer Ubiquiti Patches Three Critical Vulnerabilities in UniFi Products
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- •Three critical vulnerabilities in Ubiquiti's UniFi products allow remote exploitation.
- •CVEs include CVE-2026-77537, CVE-2026-77550, and CVE-2026-77554, all rated CVSS 10.0.
- •Ubiquiti has released patches and recommends immediate updates to affected systems.
Ubiquiti has disclosed three critical vulnerabilities affecting its UniFi ecosystem, all published on 2026-08-26. These vulnerabilities, tracked as CVE-2026-77537, CVE-2026-77550, and CVE-2026-77554, allow unauthenticated attackers to exploit improper input validation and CRLF injection flaws. Attackers with network access can execute arbitrary commands, bypass authentication, and gain full control over affected devices without needing privileges. Ubiquiti has released patches for these vulnerabilities, urging immediate updates to affected systems, including UniFi Protect Application, UniFi Talk Application, and UniFi OS Server. The vulnerabilities are rated with a CVSS score of 10.0, indicating critical severity. There is currently no evidence of exploitation in the wild, but the potential for remote attacks remains high. Ubiquiti's advisory highlights the urgency for users to secure their systems against these flaws.
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