What is CVE-2025-31083?

CVE-2025-31083 is a medium-severity vulnerability in Zeen101 Leaky Paywall, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-03-28.

How severe is CVE-2025-31083?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2025-31083 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Zeen101 Leaky Paywall

CVE-2025-31083

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ZEEN101 Leaky Paywall leaky-paywall allows Stored XSS.This issue affects Leaky Paywall: from n/a through <= 4.21.7.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (9.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L.

Affected products

Zeen101 Leaky Paywall — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-31083?: CVE-2025-31083 is a medium-severity vulnerability in Zeen101 Leaky Paywall, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-03-28.
How severe is CVE-2025-31083?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-31083 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.