What’s Vulnerable › Vulnerabilities
CVE-2026-50521: Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
- Severity: high (CVSS 8.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-01 · updated 2026-10-25
- Weakness: CWE-416
Description
Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
Affected products
- Microsoft Edge (Chromium): before 149.0.4022.67 — fixed in 149.0.4022.67
- Microsoft Edge (Chromium): from 1.0.0.0 before 149.0.4022.68 — fixed in 149.0.4022.68
How to fix
Upgrade to a fixed version: Microsoft Edge (Chromium) 149.0.4022.67; Microsoft Edge (Chromium) 149.0.4022.68. Check the vendor advisory for mitigations.
References
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