Description:
Microsoft has released security updates 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 prior to version 149.0.4022.80
Impact:
Successful exploitation of the vulnerabilities could lead to remote code execution, denial of service, elevation of privilege, information disclosure, security restriction bypass or spoofing on an affected system.
Recommendation:
System administrators and users of affected systems should update Microsoft Edge to version 149.0.4022.80 or later to address the issue.
More Information:
- https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security#june-18-2026
- https://www.hkcert.org/security-bulletin/microsoft-edge-multiple-vulnerabilities_20260622
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12437
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12439 (to CVE-2026-12441)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12443 (to CVE-2026-12447)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12449
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12451 (to CVE-2026-12468)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-32208
