Ubiquiti Patches Critical UniFi OS Flaws Allowing Command Injection and Privilege Escalation
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
CVE-2026-34910+2 related CVEs | Unauthenticated Command Injection in Ubiquiti UniFi OS Devices | 10.0 | 90% | KEVPoC | KEV |
| CVE-2026-50746 | A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Connect Application to execute a Command… | 10.0 | 2% | ||
| CVE-2026-50747 | A malicious actor with access to the network and low privileges could exploit a series of authenticated SQL Injection vulnerabilities found in UniFi Talk… | 9.9 | <1% | ||
CVE-2026-50748+1 related CVE | A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi Access Application to… | 9.9 group max | 2% | ||
| CVE-2026-54402 | 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… | 8.8 | 2% | ||
| CVE-2026-55115 | A malicious actor with access to the network and low privileges could exploit a Server-Side Request Forgery (SSRF) in UniFi Protect Application to escalate… | 9.9 | <1% | ||
| CVE-2026-55116 | A malicious actor with access to the network and under certain network configurations could exploit an Improper Access Control vulnerability found in certain… | 9.8 | <1% |
From the original article
2 min read at securityaffairs.comUbiquiti patched seven UniFi OS flaws, including critical CVE-2026-50746, which allows command injection in UniFi Connect Application. Ubiquiti released security updates for seven critical UniFi OS vulnerabilities, including a maximum-severity flaw, tracked as CVE-2026-50746 (CVSS score of 10. 0), enabling command injection attacks.
By @securityaffairs · securityaffairs.com
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