High Threat Security Alert (A21-06-13): Vulnerability in Microsoft Edge (Chromium-based)
21 June 2021
Microsoft released a security update to address a vulnerability in Microsoft Edge (Chromium-based). A remote attacker could entice a user to open a web page with specially crafted content on a vulnerable browser to exploit the vulnerability.
Reports indicate that the vulnerability (CVE-2021-30554) is being exploited in the wild. You are advised to take immediate action to patch your affected systems to mitigate the elevated risk of cyber attacks.
Microsoft Edge (Chromium-based) prior to version 91.0.864.54
A successful exploitation could lead to arbitrary code execution on an affected system.
Users of affected systems should update Microsoft Edge (Chromium-based) to version 91.0.864.54 or later to address the issue.
The list of security updates can be found at: https://docs.microsoft.com/en-us/deployedge/microsoft-edge-relnotes-security#june-18-2021