CVE-2026-50521
published 2026-07-01CVE-2026-50521: Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
PriorityP357high8.3CVSS 3.1
AVNACLPRLUINSUCHIHAL
EPSS
0.82%
53.0th percentile
Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | edge_chromium | < 149.0.4022.67 | 149.0.4022.67 |
| microsoft | microsoft_edge | >= 1.0.0.0 < 149.0.4022.68 | 149.0.4022.68 |
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VulDB
Microsoft Edge up to 148.0.3967.70 use after free
vuldb·2026-07-02·CVSS 8.3
CVE-2026-50521 [HIGH] Microsoft Edge up to 148.0.3967.70 use after free
A vulnerability labeled as critical has been found in Microsoft Edge. This vulnerability affects unknown code. Such manipulation leads to use after free.
This vulnerability is documented as CVE-2026-50521. The attack can be executed remotely. There is not any exploit available.
The affected component should be upgraded.
GHSA
Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
ghsa_unreviewed·2026-07-01
CVE-2026-50521 [HIGH] CWE-416 Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-07-01
Published