CVE-2026-88181
7.8HighPublished 13 Oct 2026 · NVD status: Undergoing Analysis · AI triage by gemini-3.8-flash
7.8High
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Impact
- Full C/I/A compromise
- Weakness
- CWE-125
Impact
A local attacker with a standard user account can elevate privileges to SYSTEM. They need existing local code execution on the target Windows host.
Root cause
An out-of-bounds read flaw exists within the Windows DWM Core Library (dwmcore.dll).
Affected systems
Versions not listed — check the vendor advisory.
CVSS v3.1 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Fix & remediation
Install the Microsoft security update for this CVE via Windows Update or WSUS; no standalone interim workaround is currently provided.
AI-suggested. Run it in staging first and check it against the vendor advisory. Why?
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NVD description
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.