CVE-2026-77540 | Ubiquiti UniFi OS Server up to 5.1.36 input validation (EUVD-2026-66367)

A vulnerability, which was classified as very critical, has been found in Ubiquiti UniFi OS Server up to 5.1.36. This vulnerability affects unknown code. Performing a manipulation results in improper input validation.

This vulnerability is cataloged as CVE-2026-77540. It is possible to initiate the attack remotely. There is no exploit available.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More