Vulnerability · Published Jun 12, 2026 · Assigned by hackerone
CVE-2026-48610
High 8.1
In plain English
A high-severity improper access control in EFG from Ubiquiti Inc. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).
Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.3%top 81.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Under certain network configurations, a malicious actor with access to network could exploit an Improper Access Control vulnerability found in certain devices running UniFi OS to make unauthorized changes to such UniFi OS devices.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Ubiquiti Inc | UDM | 0 – before 5.1.15 |
| Ubiquiti Inc | UDM-Pro | 0 – before 5.1.15 |
| Ubiquiti Inc | UDM-SE | 0 – before 5.1.15 |
| Ubiquiti Inc | UDM-Pro-Max | 0 – before 5.1.15 |
| Ubiquiti Inc | UDM-Beast | 0 – before 5.1.15 |
| Ubiquiti Inc | EFG | 0 – before 5.1.15 |
| Ubiquiti Inc | UDW | 0 – before 5.1.15 |
| Ubiquiti Inc | UDR | 0 – before 5.1.15 |
| Ubiquiti Inc | UDR7 | 0 – before 5.1.15 |
| Ubiquiti Inc | UDR-5G | 0 – before 5.1.15 |
| Ubiquiti Inc | Express 7 | 0 – before 5.1.15 |
| Ubiquiti Inc | UCG-Ultra | 0 – before 5.1.15 |
| Ubiquiti Inc | UCG-Max | 0 – before 5.1.15 |
| Ubiquiti Inc | UCG-Fiber | 0 – before 5.1.15 |
| Ubiquiti Inc | UCG-Industrial | 0 – before 5.1.15 |
Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H