XSS in Wiesemann & Theis Erp-Gateway 12x Digital Input, 6x Relais
CVE-2025-3020
An low privileged remote Attacker can execute arbitrary web scripts or HTML via a crafted payload injected into several fields of the configuration webpage with limited impact.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.003 (19.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.
Affected products
- Wiesemann & Theis Erp-gateway 12x Digital Input, 6x Relais — versions all
- Wiesemann & Theis Erp-gateway 2x Digital Input, Output — versions all
- Wiesemann & Theis Erp-gateway 2x Digital Poe — versions all
- Wiesemann & Theis Web-alarm 6x6 Digitalweb-alarm Digital — versions all
- Wiesemann & Theis Web-count 6x Digital — versions 0
- Wiesemann & Theis Web-graph Air Quality — versions all
- Wiesemann & Theis Web-io 12x Digital Input, 6x Relais — versions all
- Wiesemann & Theis Web-io Analog-in/out 2x 0/4..20ma Poe — versions all
- Wiesemann & Theis Web-io Digital 12xin, 12xout — versions all, 0
- Wiesemann & Theis Web-io Digital 12xin, 12xout, 1xrs232 — versions all
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2025-3020?
- CVE-2025-3020 is a medium-severity vulnerability in Wiesemann & Theis Erp-Gateway 12x Digital Input, 6x Relais, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-05-06.
- How severe is CVE-2025-3020?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2025-3020 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.