CVE-2026-34908
Ubiquiti UniFi OS Improper Access Control Vulnerability
Summary
Ubiquiti UniFi OS contains an improper access control vulnerability which could allow a malicious actor with access to the network to make unauthorized changes to the system.
Affected software
Vendor: Ubiquiti · Product: UniFi OS
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Ubiquiti
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2026-34910 | Ubiquiti UniFi OS Improper Input Validation Vulnerability | 87.0% | Yes |
| CVE-2026-34909 | Ubiquiti UniFi OS Path Traversal Vulnerability | 56.9% | Yes |
| CVE-2010-5330 | Ubiquiti AirOS Command Injection Vulnerability | 34.6% | Yes |
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