CVE-2026-34910
Ubiquiti UniFi OS Improper Input Validation Vulnerability
Summary
Ubiquiti UniFi OS contains an improper input validation vulnerability which could allow a malicious actor with access to the network to conduct command injection.
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-2026-34908 | Ubiquiti UniFi OS Improper Access Control Vulnerability | 58.4% | 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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