Threat intelligence report · CISA KEV

CVE-2011-3402: 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. Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

· high severity · unattributed attribution

Evidence and provenance

Original source
CISA KEV report ↗
Published
2025-10-06T00:00:00Z
Confidence basis
No actor match
Record ID
6b2c6b3880f8e31b2aef

Vulnerabilities

CVE-2011-3402

Use and citation

Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.