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CVE-2026-50387

7.8 high SSVC exploitation: none Analyzed
NVD · CVE.org

Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 7.8 · microsoftNVD modified 2026-10-14 22:10

Affected (CPE criteria) 26

  • cpe:2.3:a:microsoft:365_copilot:*:*:*:*:*:android:*:*
  • cpe:2.3:a:microsoft:microsoft_365:-:*:*:*:*:macos:*:*
  • cpe:2.3:a:microsoft:office_2021:-:*:*:*:ltsc:macos:-:*
  • cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:macos:-:*
  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*

References 1