Vulnerability record · CVE-2023-2375 · published 28 April 2023

CVE-2023-2375: Ui er-x firmware injection vulnerability

Ui · Er X Firmware

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.

7.3 CVSS 4.0 High EPSS 9.3% · top 4.8% CWE-74 · InjectionCWE-77 · Command injection

7.3CVSS 4.0 base score, v2 8.3

9.3%EPSS exploitation probability, 30 days

NoNot in CISA KEV

2Affected product versions listed by NVD

8References, 2 tagged exploit

9 Jul 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Er X Firmware Ui

Er X Sfp Firmware Ui

References

Link	Tags
https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/7	ExploitThird Party Advisory
https://vuldb.com/cve/CVE-2023-2375
https://vuldb.com/submit/114077
https://vuldb.com/vuln/227651
https://vuldb.com/vuln/227651/cti
https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/7	ExploitThird Party Advisory
https://vuldb.com/?ctiid.227651	Permissions RequiredThird Party Advisory
https://vuldb.com/?id.227651	Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-2375), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.