Open redirect in Microsoft Edge - CVE-2025-21401

 

Open redirect in Microsoft Edge - CVE-2025-21401

Published: February 17, 2025


Vulnerability identifier: #VU103991
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21401
CWE-ID: CWE-601
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Edge

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass a user gesture requirement.

The vulnerability exists due to improper sanitization of user-supplied data. A remote attacker can trick the victim into opening on a specially crafted file and bypass a user gesture requirement.


How to mitigate CVE-2025-21401

Install updates from vendor's website.

Sources