What is CVE-2025-23520?

CVE-2025-23520 is a high-severity vulnerability in Securesubmit Heartland Management Terminal, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-03-03.

How severe is CVE-2025-23520?

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

XSS in Securesubmit Heartland Management Terminal

CVE-2025-23520

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in SecureSubmit Heartland Management Terminal allows Reflected XSS. This issue affects Heartland Management Terminal: from n/a through 1.3.0.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (26.8th 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

Securesubmit Heartland Management Terminal — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-23520?: CVE-2025-23520 is a high-severity vulnerability in Securesubmit Heartland Management Terminal, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-03-03.
How severe is CVE-2025-23520?: High severity. CVSS v3 base score is 7.1 out of 10.