CVE-2025-27212 — CRITICAL (9.8)

Vulnerability 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

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-20 CWE-77

References

https://community.ui.com/releases/Security-Advisory-Bulletin-051-051/583fa6e1-3d

FAQ

What is CVE-2025-27212?

CVE-2025-27212 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 Acce...

How severe is CVE-2025-27212?

CVE-2025-27212 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-27212?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.