Ubiquiti UniFi Hit by 22 Vulnerabilities Including Three Perfect 10.0 CVSS Flaws
In December 2024, Ubiquiti disclosed 22 security vulnerabilities across its UniFi product line, including three critical flaws rated 10.0 on the CVSS scale (CVE-2026-77537, CVE-2026-77550, and CVE-2026-77554). These maximum-severity vulnerabilities enable attackers to exploit improper access control mechanisms, potentially gaining elevated privileges on affected devices. The flaws primarily affect network infrastructure equipment used by enterprises and service providers worldwide, with seven of the 22 vulnerabilities involving improper access control issues that could allow authentication bypass or arbitrary command execution. This disclosure highlights the escalating threat landscape targeting network infrastructure devices, which have become prime targets for nation-state actors and cybercriminals seeking persistent access to enterprise networks and critical infrastructure systems.
Kill Chain



