CVE-2026-50327
High
Description
Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Microsoft Windows
PublishedJul 14, 2026
First seenJul 14, 2026
Weakness typeCWE-122CWE-122
How to fix
Update
- microsoft windows_11_24h210.0.26100.8875 or later
- microsoft windows_11_25h210.0.26200.8875 or later
- microsoft windows_11_26h110.0.28000.2269, 10.0.28000.2525 or later
- microsoft windows_server_202510.0.26100.33158 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft windows_11_24h2 | v < 10.0.26100.8875 | 10.0.26100.8875 |
| microsoft windows_11_25h2 | v < 10.0.26200.8875 | 10.0.26200.8875 |
| microsoft windows_11_26h1 | v < 10.0.28000.2269, v < 10.0.28000.2525 | 10.0.28000.2269, 10.0.28000.2525 |
| microsoft windows_server_2025 | v < 10.0.26100.33158 | 10.0.26100.33158 |
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