CVE-2026-21633: High severity Ubiquiti Unifi Protect Application vulnerability

Published Jan 5, 2026
·
Updated

A malicious actor with access to the adjacent network could obtain unauthorized access to a UniFi Protect Camera by exploiting a discovery protocol vulnerability in the Unifi Protect Application (Version 6.1.79 and earlier). Affected Products: UniFi Protect Application (Version 6.1.79 and earlier). Mitigation: Update your UniFi Protect Application to Version 6.2.72 or later.

Affected Software

2 affected components
Ubiquiti Unifi Protect Application<6.1.79
UI Unifi Protect<6.2.72

Event History

Jan 5, 2026
CVE Published
via MITRE·04:47 PM
Data Sourced
via MITRE·04:47 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
Aug 28, 58046
Event
via FIRST·10:16 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-21633?

CVE-2026-21633 is considered a high-severity vulnerability due to the potential for unauthorized access to UniFi Protect Cameras.

2

How do I fix CVE-2026-21633?

To fix CVE-2026-21633, upgrade your UniFi Protect Application to version 6.1.80 or later.

3

Who is affected by CVE-2026-21633?

CVE-2026-21633 affects users of the UniFi Protect Application version 6.1.79 and earlier.

4

What type of vulnerability is CVE-2026-21633?

CVE-2026-21633 is an exploitation of a discovery protocol vulnerability within the UniFi Protect Application.

5

Can CVE-2026-21633 be exploited remotely?

CVE-2026-21633 requires an adjacent network access for exploitation, meaning it cannot be exploited remotely without such access.

Contact

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