Microsoft Edge browser (138.0.3351.55) version security update advisory
Overview
Microsoft(https://www.microsoft.com) has released a security update that fixes vulnerabilities in products it has supplied. Users of affected products are advised to update to the latest version.
Affected Products
Microsoft Edge (Chromium-based) 138.0.7204.49/.50 and earlier
Microsoft Edge 138.0.3351.55 and earlier
Resolved Vulnerabilities
Memory Reuse After Freeing in the Animation function in Microsoft Edge (Chromium-based) (CVE-2025-6555)
Data validation flaw in the DevTools feature in Microsoft Edge (Chromium-based) (CVE-2025-6557)
Insufficient Policy Enforcement Vulnerability in the Loader feature in Microsoft Edge (Chromium-based) (CVE-2025-6556)
Low-grade spoofing vulnerability in Microsoft Edge (Chromium-based) (CVE-2025-47964, CVE-2025-47963)
Moderate Security Feature Bypass Vulnerability in Microsoft Edge (Chromium-based) (CVE-2025-47182)
Vulnerability Patches
The following product-specific vulnerability patches were made available in the June 26, 2025 Update Please use the Windows Update feature to install automatically or refer to the URLs in the product information below to download and install.
Microsoft Edge (Chromium-based) version 138.0.7204.49/.50
Microsoft Edge 138.0.3351.55 version