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Vulnerability record · CVE-2023-4203 · published 8 August 2023

CVE-2023-4203: Advantech eki-1524 firmware cross-site scripting vulnerability

Advantech · Eki 1524 Firmware

Advantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 are affected by a Stored Cross-Site Scripting vulnerability, which can be triggered by authenticated users in the ping tool of the web-interface.

5.4 CVSS 3.1 Medium EPSS 1.1% · top 36.3% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Advantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 are affected by a Stored Cross-Site Scripting vulnerability, which can be triggered by authenticated users in the ping tool of the web-interface.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

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

References

LinkTags
http://packetstormsecurity.com/files/174153/Advantech-EKI-1524-CE-EKI-1522-EKI-1521-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2023/Aug/13
https://cyberdanube.com/en/en-st-polten-uas-multiple-vulnerabilities-in-advantech-eki-15xx-series/ ExploitThird Party Advisory
http://packetstormsecurity.com/files/174153/Advantech-EKI-1524-CE-EKI-1522-EKI-1521-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2023/Aug/13
https://cyberdanube.com/en/en-st-polten-uas-multiple-vulnerabilities-in-advantech-eki-15xx-series/ ExploitThird Party Advisory

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Related vulnerabilities

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

8.8CVE-2023-2573Advantech eki-1521 firmware os command injection vulnerabilityAdvantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 are affected by an command injection vulnerability in the NTP server input field, which c…EPSS 4.8%8.8CVE-2023-2574Advantech eki-1521 firmware os command injection vulnerabilityAdvantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 are affected by an command injection vulnerability in the device name input field, which …EPSS 4.8%8.8CVE-2023-2575Advantech eki-1521 firmware stack-based buffer overflow vulnerabilityAdvantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 are affected by a Stack-based Buffer Overflow vulnerability, which can be triggered by au…EPSS 15%5.4CVE-2023-4202Advantech eki-1524 firmware cross-site scripting vulnerabilityAdvantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 are affected by a Stored Cross-Site Scripting vulnerability, which can be triggered by au…EPSS 0.98%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed6.1CVE-2025-66376Zimbra Collaboration Classic UI stored XSS via CSS @import in emailZimbra Collaboration Suite 10 before 10.0.18 and 10.1 before 10.1.13 allows stored cross-site scripting in the Classic UI through CSS @import directi…KEVEPSS 20%analysed6.1CVE-2025-68461Roundcube Webmail XSS via SVG animate tagRoundcube Webmail before 1.5.12 and 1.6 before 1.6.12 is vulnerable to cross-site scripting through the animate tag in an SVG document. Because the f…KEVEPSS 27%analysed

Source: NIST National Vulnerability Database (record CVE-2023-4203), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.