CVE-2026-34909
Ubiquiti UniFi OS Path Traversal Vulnerability
Summary
Ubiquiti UniFi OS contains a path traversal vulnerability which could allow a malicious actor with access to the network to access files on the underlying system that could be manipulated to access an underlying account.
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-2026-34908 | Ubiquiti UniFi OS Improper Access Control Vulnerability | 58.4% | Yes |
| CVE-2010-5330 | Ubiquiti AirOS Command Injection Vulnerability | 34.6% | Yes |
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