A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Talk Application to execute a Command Injection on the host device.
https://www.bleepingcomputer.com/news/security/ubiquiti-patches-three-max-severity-security-vulnerabilities/
https://cyberscoop.com/ubiquiti-unifi-critical-vulnerabilities-patched/
https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9
Source: Mitre, NVD
Published: 2026-08-26
Updated: 2026-08-28
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS: 0.00992