Open Redirect in Heateor Support Sassy Social Share

CVE-2025-39404

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Heateor Support Sassy Social Share sassy-social-share allows Phishing.This issue affects Sassy Social Share: from n/a through <= 3.3.73.

Vulnerability class: Open Redirect

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (22.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-39404: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-39404?
CVE-2025-39404 is a medium-severity vulnerability in Heateor Support Sassy Social Share, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.7/10. Published 2025-04-24.
How severe is CVE-2025-39404?
Medium severity. CVSS v3 base score is 4.7 out of 10.