CVE-2023-2375: UI Er-X-Sfp Firmware

High severity, CVSS 7.2. EPSS: 9.3% chance of exploitation in the next 30 days.

A weakness has been identified in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. Impacted is an unknown function of the component Web Management Interface. Executing a manipulation of the argument src can lead to command injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. The presence of this vulnerability remains uncertain at this time. The vendor position is that post-authentication issues are not accepted as vulnerabilities.

Affected products

• UI Er-X-Sfp Firmware: before 2.0.9 (fixed in 2.0.9); version 2.0.9 only
• UI Er-X Firmware: before 2.0.9 (fixed in 2.0.9); version 2.0.9 only

Published 2023-04-28. Last modified 2026-07-09.