What is CVE-2025-30858?

CVE-2025-30858 is a high-severity vulnerability in Tribulant Software Snow Storm, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-04-03.

How severe is CVE-2025-30858?

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

XSS in Tribulant Software Snow Storm

CVE-2025-30858

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Tribulant Software Snow Storm snow-storm allows Reflected XSS.This issue affects Snow Storm: from n/a through <= 1.4.6.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (20.0th 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

Tribulant Software Snow Storm — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-30858?: CVE-2025-30858 is a high-severity vulnerability in Tribulant Software Snow Storm, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-04-03.
How severe is CVE-2025-30858?: High severity. CVSS v3 base score is 7.1 out of 10.