UO
Product
UniFi OS Server
by Ubiquiti Inc · last CVE Aug 26, 2026
On CISA KEVExploited in the wild
20
CVEs
3
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 13High 6Medium 1Low 0
Watch

Add UniFi OS Server to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-54401
8.8
0%
Jul 2
A malicious actor with access to the network and low privileges could exploit a Server-Side Request Forgery (SSRF) to escalate privileges within such UniFi OS devices or instances
Affected: before 5.1.19
CVE-2026-54402
8.8
2%
Jul 2
A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi OS to execute a Command Injection on the…
Affected: before 5.1.19
CVE-2026-54404
8.8
0%
Jul 2
A malicious actor with access to the network and low privileges could exploit a series of authenticated SQL Injection vulnerabilities found in UniFi OS to escalate privileges…
Affected: before 5.1.19
CVE-2026-54403
8.6
1%
Jul 2
A malicious actor with access to the network could exploit a Path Traversal vulnerability found in certain devices running UniFi OS to bypass authentication of such UniFi OS…
Affected: before 5.1.19
CVE-2026-47368
8.6
0%
Jun 12
A malicious actor with access to the network could exploit a Path Traversal vulnerability found in certain devices running UniFi OS to obtain data from such UniFi OS devices or…
Affected: before 5.1.15
CVE-2026-34911
7.7
1%
May 22
A malicious actor with access to the network and low privileges could exploit a Path Traversal vulnerability found in UniFi OS devices to access files on the underlying system…
Affected: before 5.0.8
Showing 6