Spoofing attack in Microsoft Edge - CVE-2025-26643

 

Spoofing attack in Microsoft Edge - CVE-2025-26643

Published: March 10, 2025


Vulnerability identifier: #VU105462
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-26643
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data. A remote attacker can bypass the permissions dialog feature prompt presented to users when initiating a download and trick the victim into downloading dangerous files to the system.


Affected software

Microsoft Edge

How to mitigate CVE-2025-26643

Install updates from vendor's website.

Microsoft Edge - update to 134.0.3124.51

External References

Related Security Bulletins