What is CVE-2025-30939?

CVE-2025-30939 is a medium-severity vulnerability in Debashish Iframe Widget, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2025-06-06.

How severe is CVE-2025-30939?

Medium severity. CVSS v3 base score is 5.9 out of 10.

XSS in Debashish Iframe Widget

CVE-2025-30939

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Debashish IFrame Widget iframe-widget allows Stored XSS.This issue affects IFrame Widget: from n/a through <= 4.1.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (11.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L.

Affected products

Debashish Iframe Widget — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-30939?: CVE-2025-30939 is a medium-severity vulnerability in Debashish Iframe Widget, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2025-06-06.
How severe is CVE-2025-30939?: Medium severity. CVSS v3 base score is 5.9 out of 10.