CVE-2026-70341: Microsoft Edge

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.

Affected products

• Microsoft Edge: affected versions not specified; before 152.0.4191.52 (fixed in 152.0.4191.52)
• Microsoft Edge Chromium: before 152.0.4191.52 (fixed in 152.0.4191.52)

Published 2026-09-11. Last modified 2026-10-06.