What is CVE-2025-23459?

CVE-2025-23459 is a high-severity vulnerability in Nsthemes Ns Simple Intro Loader, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-03-26.

How severe is CVE-2025-23459?

High severity. CVSS v3 base score is 7.1 out of 10.

XSS in Nsthemes Ns Simple Intro Loader

CVE-2025-23459

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in NsThemes NS Simple Intro Loader ns-simple-intro-loader allows Reflected XSS.This issue affects NS Simple Intro Loader: from n/a through <= 2.2.3.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (27.5th percentile) — read the EPSS interpretation.

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.

Affected products

Nsthemes Ns Simple Intro Loader — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-23459?: CVE-2025-23459 is a high-severity vulnerability in Nsthemes Ns Simple Intro Loader, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-03-26.
How severe is CVE-2025-23459?: High severity. CVSS v3 base score is 7.1 out of 10.