Vulnerability in Microsoft Edge_chromium

CVE-2025-21404

Microsoft Edge (Chromium-based) Spoofing Vulnerability

EPSS: 0.010 (60.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Microsoft Edge_chromium
Microsoft Edge (Chromium-based) — versions 1.0.0.0

Weakness classification (CWE)

References

secure@microsoft.com (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-21404?: CVE-2025-21404 is a medium-severity vulnerability in Microsoft Edge_chromium, classified under CWE-449. CVSS score: 4.3/10. Published 2025-02-06.
How severe is CVE-2025-21404?: Medium severity. CVSS v3 base score is 4.3 out of 10.