CVE-2026-83999

نوع الضعف

Improper link resolution before file access ('link following') in Windows Resilient File System (ReFS) Deduplication Service allows an authorized attacker to elevate privileges locally.

المنتجات المتأثرة

• microsoft windows_11_24h2
• microsoft windows_11_25h2
• microsoft windows_11_26h1
• microsoft windows_server_2025

المراجع

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83999