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UniFi OS vulnerabilities

3 published alerts for Ubiquiti UniFi OS.

Actively exploited (KEV)

CVE-2026-34910

Ubiquiti UniFi OS Improper Input Validation Vulnerability

Ubiquiti UniFi OS is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-34910). Ubiquiti UniFi OS contains an improper input validation vulnerability which could allow a malicious actor with access to the network to conduct command injection. CISA remediation due date: 2026-06-26. If you need help checking exposure, call (864) 335-9223.

Actively exploited (KEV)

CVE-2026-34909

Ubiquiti UniFi OS Path Traversal Vulnerability

Ubiquiti UniFi OS is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-34909). 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. CISA remediation due date: 2026-06-26. If you need help checking exposure, call (864) 335-9223.

Actively exploited (KEV)

CVE-2026-34908

Ubiquiti UniFi OS Improper Access Control Vulnerability

Ubiquiti UniFi OS is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-34908). 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. CISA remediation due date: 2026-06-26. If you need help checking exposure, call (864) 335-9223.