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CVE-2013-3660: Microsoft Win32k Privilege Escalation Vulnerability
Microsoft Win32k · in CISA KEV since 2022-03-28
2022-03-28added to KEV
2022-04-18federal remediation due date
39.32%EPSS exploit probability (30 days) 98.5th percentile
7.8 HIGHCVSS 3.1
Unknownknown ransomware use
3,230days from NVD publication to KEV
What it is
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft does not properly initialize a pointer for the next object in a certain list, which allows local users to gain privileges.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-119 |
|---|---|
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD published | 2013-05-24 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2013-3660.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.