CVE-2026-50480
High
Description
Heap-based buffer overflow in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elevate privileges 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_10_160710.0.14393.9339 or later
- microsoft windows_server_201610.0.14393.9339 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft windows_10_1607 | v < 10.0.14393.9339 | 10.0.14393.9339 |
| microsoft windows_server_2012 | No range specified, r2 | — |
| microsoft windows_server_2016 | v < 10.0.14393.9339 | 10.0.14393.9339 |
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