cve 2026 58288

The cve 2026 58288 tag covers Microsoft’s disclosure of a high-severity remote code execution vulnerability in Chromium-based Microsoft Edge. The issue affects Edge versions earlier than 150.0.4078.48 and was addressed in the July 2 Edge Stable update. Tagged coverage focuses on the practical response for Windows and enterprise environments: update Edge to version 150.0.4078.48 or later, then verify that the deployment completed across affected devices. The vulnerability also highlights the security importance of browsers, which are frequently exposed applications even when a vulnerable component arrives through the Chromium supply chain rather than Windows Update.