CVE-2025-21404

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Description

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Categories

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.07%
Vendor Advisory microsoft.com
Affected: Microsoft Microsoft Edge (Chromium-based)
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21404 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-21404?
CVE-2025-21404 has been scored as a medium severity vulnerability.
How to fix CVE-2025-21404?
To fix CVE-2025-21404, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-21404 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-21404 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-21404?
CVE-2025-21404 affects Microsoft Microsoft Edge (Chromium-based).
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