8.6

CVE-2023-2376: ubiquiti edgerouter x Injection

CVSS: 8.6v4.0HighModified
Published 28-04-2023Last modified 09-07-2026

Vulnerability summary

CVE-2023-2376 is a high (CVSS 8.6) Injection vulnerability in ubiquiti edgerouter x. EPSS estimates a 7.62% chance of exploitation in the next 30 days, higher than 94.5% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
46/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.6/10
010
High · v4.0 (CVE.org)
EPSS score
7.62%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 28-04-2023
    PublishedVulnerability first disclosed.
  2. 09-07-2026
    Last modifiedVulnerability information updated.

Description

A security vulnerability has been detected in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. The affected element is an unknown function of the component Web Management Interface. The manipulation of the argument dpi leads to command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. There are still doubts about whether this vulnerability truly exists. The vendor position is that post-authentication issues are not accepted as vulnerabilities.

CVSS metrics

7 scores · 2 sources · 4 versions

EPSS trend

Probability

7.62%

Chance of exploitation in the next 30 days

Percentile

95%

Versus all other CVEs

30-day change

0.00 pp

From 7.62% on 21-09-2026

21-09-202621-10-2026
EPSS score
7.62%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Iot

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Ui2 products
  • er-x_firmware< 2.0.9 | 2.0.9 | 2.0.9:hotfix2 | 2.0.9:hotfix3 | 2.0.9:hotfix4 | 2.0.9:hotfix5 | 2.0.9:hotfix6
  • er-x-sfp_firmware< 2.0.9 | 2.0.9 | 2.0.9:hotfix2 | 2.0.9:hotfix3 | 2.0.9:hotfix4 | 2.0.9:hotfix5 | 2.0.9:hotfix6
Ubiquiti1 product
  • edgerouter x2.0.9-hotfix.0 | 2.0.9-hotfix.1 | 2.0.9-hotfix.2 | 2.0.9-hotfix.3 | 2.0.9-hotfix.4 | 2.0.9-hotfix.5 | 2.0.9-hotfix.6

2 vendors · 3 products

References

7 links