CVE-2011-3402

Known Exploited Vulnerability Entry External Catalog

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Entry Details

CVE-2011-3402

Confirmed

Yes

2025-10-06 00:00 UTC

Timestamps

2025-10-06

2025-10-06

Scope

KEV entry: Microsoft Windows Remote Code Execution Vulnerability | Affected: Microsoft / Windows | Description: 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. | Due date: 2025-10-27 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-087 ; https://nvd.nist.gov/vuln/detail/CVE-2011-3402

References
  • {'id': 'CVE-2011-3402', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2011-3402'}

2b6653d4-ea04-48d2-8fca-e9b7453fbd85

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:24 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [],
  "date_added": "2025-10-06",
  "due_date": "2025-10-27",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Windows",
  "vendorProject": "Microsoft",
  "vulnerabilityName": "Microsoft Windows Remote Code Execution Vulnerability"
}
 -
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