Microsoft Windows Remote Code Execution Vulnerability
Microsoft Windows Kernel contains an unspecified vulnerability in the TrueType font parsing engine in win32k.sys in the kernel-mode drivers that allows remote attackers to execute arbitrary code via crafted font data in a Word document or web page.
- Vendor
- Microsoft
- Product
- Windows
- CVSS
- 8.8
- EPSS (exploit probability)
- 78.3%
- Status
- kev
- CISA patch-by (BOD 22-01)
- Published
Microsoft Windows Kernel contains an unspecified vulnerability in the TrueType font parsing engine in win32k.sys in the kernel-mode drivers that allows remote attackers to execute arbitrary code via crafted font data in a Word document or web page.
Added to CISA’s Known Exploited Vulnerabilities catalog on 2025-10-06. Required action per CISA: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Due date: 2025-10-27.
This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.