Vulnerability Intelligence Report
CVE-2026-47369
A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances.
No Active Exploit Signals
CVSS Base Score
9.9
CRITICAL
Exploitability:3.2
Impact Score:6.1
EPSS Probability:0.30%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-20 ↗CWE-20 Improper Input Validation
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Ubiquiti Inc | UniFi OS Server | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | Express | 0 < 4.0.15 (affected) |
| Ubiquiti Inc | UDM | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDM-Pro | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDM-SE | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDM-Pro-Max | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDM-Beast | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | EFG | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDW | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDR | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDR7 | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UDR-5G | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | Express 7 | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UNVR | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UNVR-Pro | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UNVR-Instant | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UNVR-G2 | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UNVR-G2-Pro | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | ENVR | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | ENVR-Core | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UNAS-2 | 0 < 5.1.16 (affected) |
| Ubiquiti Inc | UNAS-4 | 0 < 5.1.16 (affected) |
| Ubiquiti Inc | UNAS-Pro | 0 < 5.1.16 (affected) |
| Ubiquiti Inc | UNAS-Pro-4 | 0 < 5.1.16 (affected) |
| Ubiquiti Inc | UNAS-Pro-8 | 0 < 5.1.16 (affected) |
| Ubiquiti Inc | UCKP | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UCK | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UCK-Enterprise | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UCG-Ultra | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UCG-Max | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UCG-Fiber | 0 < 5.1.15 (affected) |
| Ubiquiti Inc | UCG-Industrial | 0 < 5.1.15 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.303%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | HackerOne · Bug Bounty Provider · USA |
| Reserved | 2026-05-19T15:00:09 |
| Published | 2026-06-12T02:27:43 |
| Last Updated | 2026-06-13T03:55:49 |
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