๐Ÿ” CVE Alert

CVE-2026-77554

CRITICAL 10.0
CVSS Score
10.0
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-20
Vendor ubiquiti inc
Product unifi talk application
Published Aug 26, 2026
Last Updated Aug 26, 2026
Stay Ahead of the Next One

Get instant alerts for ubiquiti inc unifi talk application

Be the first to know when new critical vulnerabilities affecting ubiquiti inc unifi talk application are published โ€” delivered to Slack, Telegram or Discord.

Get Free Alerts โ†’ Free ยท No credit card ยท 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

Ubiquiti Inc / UniFi Talk Application
0 < 5.3.2

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
community.ui.com: https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9