CVE-2025-9478: Chromium: CVE-2025-9478 Use after free in ANGLE

CVE-2025-9132: Chromium: CVE-2025-9132 Out of bounds write in V8

CVE-2025-55231: Windows Storage-based Management Service Remote Code Execution Vulnerability

CVE-2025-55230: Windows MBT Transport Driver Elevation of Privilege Vulnerability

CVE-2025-55229: Windows Certificate Spoofing Vulnerability

**What is the version information for this release?**

Microsoft Edge Version

Date Released

Based on Chromium Version

139.0.3405.125

8/28/2025

139.0.7258.154/.155

Headline

CVE-2025-9478: Chromium: CVE-2025-9478 Use after free in ANGLE

Microsoft Security Response Center: Latest News