CVE-2026-50480
Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege vulnerability
MSRC advisory July 14, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-50480
- Affected products
- Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege · Microsoft Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege · Microsoft
What happened
Heap-based buffer overflow in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elevate privileges locally.
What it means for your business
Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege vulnerability (CVE-2026-50480) was added to Microsoft’s security update guidance. Heap-based buffer overflow in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elevate privileges locally. If you need help checking exposure, call (864) 335-9223.
Sources
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