6.3
MEDIUM CVSS 4.0
CVE-2026-73169
Advantech EKI-1242EIMS Stored Cross-Site Scripting Vulnerability
Description

Nozomi Networks Labs identified a CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in the Modbus transaction management interface of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows a remote authenticated attacker to store malicious script content that executes in the browser of any administrator who later opens an affected management page.

INFO

Published Date :

Sept. 16, 2026, 1:18 p.m.

Last Modified :

Sept. 16, 2026, 1:18 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-73169 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 MEDIUM bec8025f-a851-46e5-b3a3-058e6b0aa23c
CVSS 4.0 MEDIUM [email protected]
Solution
Update firmware to patch stored cross-site scripting vulnerability.
  • Update firmware to a non-vulnerable version.
  • Avoid displaying untrusted content in the management interface.
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-2026-73169.

URL Resource
https://advcloudfiles.advantech.com/cms/5dafee28-ad53-4d07-a328-7896fcc24b6e/Security%20Advisory%20PDF%20File/SECURITY-ADVISORY----EKI-1242IEIMS-updated-20260904.pdf
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-73169
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-73169 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-73169 weaknesses.

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-2026-73169 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-73169 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]

    Sep. 16, 2026

    Action Type Old Value New Value
    Added Description Nozomi Networks Labs identified a CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in the Modbus transaction management interface of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows a remote authenticated attacker to store malicious script content that executes in the browser of any administrator who later opens an affected management page.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H/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-79
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/73xxx/CVE-2026-73169.json">CVE-2026-73169</a>
    Added Reference https://advcloudfiles.advantech.com/cms/5dafee28-ad53-4d07-a328-7896fcc24b6e/Security%20Advisory%20PDF%20File/SECURITY-ADVISORY----EKI-1242IEIMS-updated-20260904.pdf
    Added Reference https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-73169
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.