CVE-2026-58596: Microsoft Edge Chromium

High severity, CVSS 8.3. EPSS: 0.6% chance of exploitation in the next 30 days.

Untrusted pointer dereference in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

Affected products

• Microsoft Edge Chromium: before 150.0.4078.48 (fixed in 150.0.4078.48)

Published 2026-07-12. Last modified 2026-07-14.