CVE-2026-85872

7.8High

Published 13 Oct 2026 · NVD status: Undergoing Analysis · AI triage by gemini-3.8-flash

7.8High

Attack vector: Local
Complexity: High
Privileges needed: Low
User interaction: None
Impact: Full C/I/A compromise
Weakness: CWE-416

Impact

A local attacker with standard user access can elevate privileges to SYSTEM or escape virtualized contexts. They need existing local execution privileges on the target Windows host.

Root cause

A use-after-free condition in the Windows Storage VSP Driver leaves stale object pointers accessible after memory deallocation.

Affected systems

Versions not listed — check the vendor advisory.

CVSS v3.1 · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Fix & remediation

Install the official Windows security update from the MSRC advisory for your specific OS build; no workarounds or interim mitigations are provided.

shell

$ Get-HotFix

AI-suggested. Run it in staging first and check it against the vendor advisory. Why?

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NVD description

Use after free in Windows Storage VSP Driver allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85872

Source: nvd.nist.gov/vuln/detail/CVE-2026-85872