Buffer overflow in Microsoft Windows 10 1607
CVE-2026-50480
Heap-based buffer overflow in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elevate privileges locally.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (25.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Microsoft Windows 10 1607
- Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
- Microsoft Windows Server 2012 — versions 6.2.9200.0
- Microsoft Windows Server 2012 — versions r2
- Microsoft Windows Server 2012 R2 — versions 6.3.9600.0
- Microsoft Windows Server 2012 R2 (Server Core Installation) — versions 6.3.9600.0
- Microsoft Windows Server 2012 (Server Core Installation) — versions 6.2.9200.0
- Microsoft Windows Server 2016 — versions 10.0.14393.0
- Microsoft Windows Server 2016
- Microsoft Windows Server 2016 (Server Core Installation) — versions 10.0.14393.0
Weakness classification (CWE)
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50480 (vendor-advisory, Patch, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-50480?
- CVE-2026-50480 is a high-severity vulnerability in Microsoft Windows 10 1607, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-07-14.
- How severe is CVE-2026-50480?
- High severity. CVSS v3 base score is 7.8 out of 10.