CVE-2011-0089
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003...
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Win32k Window Class Improper Pointer Validation Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Win32k Window Class Improper Pointer Validation Vulnerability."
- Record
CVE-2011-0089- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Win32k Window Class Improper Pointer Validation Vulnerability."
- Record
CVE-2011-0089- Updated
- 2026-11-02
EUVDEUVD-2011-0115 No score
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Win32k Window Class Improper Pointer Validation Vulnerability."
- Record
EUVD-2011-0115- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fx7j-29j8-jw8m No score
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003...
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Win32k Window Class Improper Pointer Validation Vulnerability."
- Record
GHSA-fx7j-29j8-jw8m- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-0089 is a high vulnerability (CVSS 7.2) in Microsoft Windows 7, published February 9, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.68%, the 77th percentile. No source names a fixed version.
References
secunia.com/advisories/43255
vupen.com/english/advisories/2011/0325
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11638
securityfocus.com/bid/46149
docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-012
osvdb.org/70817
nvd.nist.gov/vuln/detail/CVE-2011-0089
github.com/advisories/GHSA-fx7j-29j8-jw8m