Buffer overflow in Microsoft Windows 11 22h2
CVE-2025-50168
Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: -0.000
Affected products
- Microsoft Windows 11 22h2
- Microsoft Windows 11 23h2
- Microsoft Windows 11 24h2
- Microsoft Windows 11 Version 22h2 — versions 10.0.22621.0
- Microsoft Windows 11 Version 22h3 — versions 10.0.22631.0
- Microsoft Windows 11 Version 23h2 — versions 10.0.22631.0
- Microsoft Windows 11 Version 24h2 — versions 10.0.26100.0
- Microsoft Windows Server 2022 23h2
- Microsoft Windows Server 2022, 23h2 Edition (Server Core Installation) — versions 10.0.25398.0
- Microsoft Windows Server 2025 — versions 10.0.26100.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50168 (vendor-advisory, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-50168?
- CVE-2025-50168 is a high-severity vulnerability in Microsoft Windows 11 22h2, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2025-08-12.
- How severe is CVE-2025-50168?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2025-50168 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.