CVE-2026-70341
High
Description
Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
SeverityHigh
CVSS8.5
Exploit probability—
Product
Microsoft Edge
PublishedSep 11, 2026
First seenSep 11, 2026
Weakness typeCWE-416Use after free
How to fix
Update
- microsoft edge152.0.4191.52 or later
- microsoft edge_chromium152.0.4191.52 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft edge | No range specified, v < 152.0.4191.52 | 152.0.4191.52 |
| microsoft edge_chromium | v < 152.0.4191.52 | 152.0.4191.52 |
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