8.7
HIGH CVSS 4.0
CVE-2026-45431
Command Injection Vulnerability in GX Earth ONT Models
Description

This vulnerability exists in GX Earth ONT models due to improper handling of user-supplied input in multiple diagnostic functions in its web management interface. An authenticated remote attacker could exploit this vulnerability by injecting arbitrary and executing OS commands on the targeted device. Successful exploitation of this vulnerability could allow the attacker to perform remote code execution with root privileges on the targeted device.

INFO

Published Date :

June 4, 2026, 12:16 p.m.

Last Modified :

June 4, 2026, 12:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-45431 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 66834db9-ab24-42b4-be80-296b2e40335c
CVSS 4.0 HIGH [email protected]
Solution
Update firmware to patch input validation flaws allowing OS command injection.
  • Update GX Earth ONT models firmware to the latest version.
  • Apply vendor patches for diagnostic functions.
  • Restrict access to the web management interface.
  • Sanitize all user inputs rigorously.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-45431.

URL Resource
https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2026-0288
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-45431 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-45431 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-45431 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jun. 04, 2026

    Action Type Old Value New Value
    Added Description This vulnerability exists in GX Earth ONT models due to improper handling of user-supplied input in multiple diagnostic functions in its web management interface. An authenticated remote attacker could exploit this vulnerability by injecting arbitrary and executing OS commands on the targeted device. Successful exploitation of this vulnerability could allow the attacker to perform remote code execution with root privileges on the targeted device.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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:X/V:X/RE:X/U:X
    Added CWE CWE-78
    Added Reference https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2026-0288
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.