Executive brief
Ubiquiti UniFi OS, which powers various networking devices like routers and controllers, is affected by a security flaw that allows unauthorized access to system files. A remote attacker on the network could exploit this to steal sensitive data from the device without needing a password. This could lead to the exposure of configuration details or other private information stored on the hardware.
Technical details
A path traversal vulnerability (CWE-22) exists in Ubiquiti UniFi OS. The flaw allows a remote, unauthenticated attacker with network access to bypass directory restrictions and read arbitrary files from the underlying operating system or application instance. The vulnerability is characterized by a CVSS 3.1 score of 8.6, noting a 'Changed' scope which suggests the exploit may allow access to data beyond the immediate application environment. Users are advised to refer to Ubiquiti's security advisory bulletin 065 for specific affected versions and patching instructions.
Affected products
- Ubiquiti UniFi OS
Timeline
- 2026-06-12: advisory: Initial disclosure by Ubiquiti and NVD publication.