Description:
Microsoft released a security update to address a vulnerability in Microsoft Edge. A remote attacker could entice a user to open a web page with specially crafted content on a vulnerable browser to exploit the vulnerability.
Affected Systems:
- Microsoft Edge prior to version 139.0.3405.125
Impact:
Successful exploitation of the vulnerability could lead to remote code execution or tampering on an affected system.
Recommendation:
System administrators and users of affected systems should update Microsoft Edge to version 139.0.3405.125 or later to address the issue.
More Information:
- https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security#august-28-2025
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-9478
