Microsoft Edge is a Chromium based internet browser made by Microsoft, which is installed by default on all new Windows computers. Multiple security vulnerabilities were identified in Microsoft Edge. Vulnerabilities affect Microsoft Edge (Chromium-based) prior to 94.0.992.47 version. Details of the vulnerabilities are as follows:

• Use after free in Garbage Collection – CVE-2021-37977;

• Heap buffer overflow in Blink – CVE-2021-37978;

• Heap buffer overflow in WebRTC – CVE-2021-37979;

• Inappropriate implementation in Sandbox – CVE-2021-37980.