CVE-2025-27212

Critical

Description

An Improper Input Validation in certain UniFi Access devices could allow a Command Injection by a malicious actor with access to UniFi Access management network. Affected Products: UniFi Access Reader Pro (Version 2.14.21 and earlier) UniFi Access G2 Reader Pro (Version 1.10.32 and earlier) UniFi Access G3 Reader Pro (Version 1.10.30 and earlier) UniFi Access Intercom (Version 1.7.28 and earlier) UniFi Access G3 Intercom (Version 1.7.29 and earlier) UniFi Access Intercom Viewer (Version 1.3.20 and earlier) Mitigation: Update UniFi Access Reader Pro Version 2.15.9 or later Update UniFi Access G2 Reader Pro Version 1.11.23 or later Update UniFi Access G3 Reader Pro Version 1.11.22 or later Update UniFi Access Intercom Version 1.8.22 or later Update UniFi Access G3 Intercom Version 1.8.22 or later Update UniFi Access Intercom Viewer Version 1.4.39 or later

SeverityCritical
CVSS9.8
Exploit probability—
ProductUniFi Access Reader Pro
PublishedAug 4, 2025
First seenAug 4, 2025

How to fix

Update
  • Ubiquiti Inc UniFi Access Reader Pro2.15.9 or later
  • Ubiquiti Inc UniFi Access G2 Reader Pro1.11.23 or later
  • Ubiquiti Inc UniFi Access G3 Reader Pro1.11.22 or later
  • Ubiquiti Inc UniFi Access Intercom1.8.22 or later
  • Ubiquiti Inc UniFi Access G3 Intercom1.8.22 or later
  • Ubiquiti Inc UniFi Access Intercom Viewer1.4.39 or later

Affected products

ProductAffected versionsFixed in
Ubiquiti Inc UniFi Access Reader Pro2.15.92.15.9
Ubiquiti Inc UniFi Access G2 Reader Pro1.11.231.11.23
Ubiquiti Inc UniFi Access G3 Reader Pro1.11.221.11.22
Ubiquiti Inc UniFi Access Intercom1.8.221.8.22
Ubiquiti Inc UniFi Access G3 Intercom1.8.221.8.22
Ubiquiti Inc UniFi Access Intercom Viewer1.4.391.4.39

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