CVE-2026-42983
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk21th percentile - higher than 21% of all known CVEs
Summary
Use after free vulnerability in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Risk Assessment
An attacker could take control of the Desktop Window Manager and escalate privileges.
Recommendation
Apply security patches from Microsoft for DWM Core Library.
Other vulnerabilities in Windows DWM Core Library
See all- CVE-2026-88194High
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally. The issue stems from improper memory access.
- CVE-2026-88189High
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally. The issue stems from improper memory access.
- CVE-2026-88188High
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
- CVE-2026-88181High
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
- CVE-2026-88180High
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
- CVE-2026-88179High
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
- CVE-2026-88177High
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
- CVE-2026-88128High
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
- CVE-2026-85855High
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
- CVE-2026-85854High
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS