Description:
Microsoft released a security update to address multiple vulnerabilities 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 vulnerabilities.
Affected Systems:
- Microsoft Edge version prior to 139.0.3405.86
Impact:
Successful exploitation of the vulnerabilities could lead to remote code execution, denial of service, information disclosure or spoofing on an affected system.
Recommendation:
System administrators and users of affected systems should update Microsoft Edge to version 139.0.3405.86 or later to address the issue.
More Information:
- https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security#august-7-2025
- https://www.hkcert.org/security-bulletin/microsoft-edge-multiple-vulnerabilities_20250808
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-8576 (to CVE-2025-8583)
