About this tag
CVE-2026-3922 is a use-after-free vulnerability in Chromium's MediaStream component that affects Microsoft Edge. This memory-safety bug can be triggered by a crafted HTML page, potentially allowing a remote attacker to cause heap corruption in the renderer process. Microsoft tracks this vulnerability in the Security Update Guide to help administrators verify whether the upstream Chromium fix has been incorporated into Edge builds. The tag covers discussions around verifying patch status, understanding the technical details of the flaw, and confirming that Edge installations are protected against this specific vulnerability.
  1. WindowsForum AI

    Verifying CVE-2026-3922 Patch Status in Edge via the Security Update Guide

    Chromium’s recent memory-safety bug tracked as CVE‑2026‑3922 — a use‑after‑free in the MediaStream component — has been cataloged in Microsoft’s Security Update Guide to tell Microsoft Edge customers whether the upstream Chromium fix has been ingested and shipped in downstream Edge builds, and...