XSS in Phoenix Contact Fl Nat 2008

CVE-2025-41751

An XSS vulnerability in pxc_portCntr.php can be used by an unauthenticated remote attacker to trick an authenticated user to click on the link provided by the attacker in order to change parameters available via web based management (WBM). The vulnerability does not provide access to system-level resources such as operating system internals or privileged functions. Access is limited to device configuration parameters that are available in the context of the web application. The session cookie is secured by the httpOnly Flag. Therefore an attacker is not able to take over the session of an authenticated user.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.098 (95.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-41751: held from 0.098 to 0.098.

EPSS over last 30 days · oldest: 0.098 · newest: 0.098 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-41751?
CVE-2025-41751 is a high-severity vulnerability in Phoenix Contact Fl Nat 2008, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-12-09.
How severe is CVE-2025-41751?
High severity. CVSS v3 base score is 7.1 out of 10.