CVE-2026-50747: UI UniFi Talk Application

Critical severity, CVSS 9.9. EPSS: 0.5% chance of exploitation in the next 30 days.

A malicious actor with access to the network and low privileges could exploit a series of authenticated SQL Injection vulnerabilities found in UniFi Talk Application to escalate privileges on the host device.

Affected products

• UI UniFi Talk Application: before 5.2.2 (fixed in 5.2.2)

Published 2026-07-02. Last modified 2026-07-09.