What’s Vulnerable › Vulnerabilities
CVE-2026-21634
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-01-05 · updated 2026-06-17
- Weakness: CWE-119
Description
A malicious actor with access to the adjacent network could overflow the UniFi Protect Application (Version 6.1.79 and earlier) discovery protocol causing it to restart. 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 products
- Ubiquiti Inc UniFi Protect Application: before 6.2.72 — fixed in 6.2.72
How to fix
Upgrade to a fixed version: Ubiquiti Inc UniFi Protect Application 6.2.72. Check the vendor advisory for mitigations.
References
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