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CVE-2026-108471

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

Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

Fix

Microsoft's update · Critical

  • KB5126651 — Windows Server 2019, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809, Windows Server 2019 (Server Core installation) · build 10.0.17763.9376 · restart required

From the 2026-Oct release note of Microsoft's Security Update Guide, revised 2026-10-28 · Exploitation Less Likely.

Patch, vendor advisory and mitigation references on NVD 1

Vendor advisories in the News 1

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

Change history 6

  1. Cpes+3 CPE criteria (now 3)NVD modified 2026-10-26 20:11
  2. StatusPublished → AnalyzedNVD modified 2026-10-26 20:11
  3. StatusAwaiting Analysis → PublishedNVD modified 2026-10-19 19:42
  4. CwesCWE-184NVD modified 2026-10-16 14:17
  5. CwesCWE-822 → NVD modified 2026-10-15 21:17
  6. First seenCVSS 8.8NVD modified 2026-10-13 23:17

Affected (CPE criteria) 3

  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:x64:*

References 1