CVE-2011-0033

The OpenType Compact Font Format (CFF) driver in Microsoft Windows XP SP2 and SP3, Windows Server...

9.3 High

The OpenType Compact Font Format (CFF) driver 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 parameter values in OpenType fonts, which allows remote attackers to execute arbitrary code via a crafted font, aka "OpenType Font Encoded Character Vulnerability."

Exploit likelihood

20.7%Down 46.4 points since Feb 4, 2022

What each source reports

NVD Score used 9.3

Record: CVE-2011-0033
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2011-0033
Updated: 2026-11-02

EUVDEUVD-2011-0059 No score

Record: EUVD-2011-0059
Updated: 2026-11-03

GitHub AdvisoriesGHSA-6p9r-jr65-7rrv No score

The OpenType Compact Font Format (CFF) driver in Microsoft Windows XP SP2 and SP3, Windows Server...

Record: GHSA-6p9r-jr65-7rrv
Weakness: CWE-20
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-0033 is a high vulnerability (CVSS 9.3) in Microsoft Windows 7, published February 10, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 20.7%, the 97th percentile. No source names a fixed version.

References

Show 5 moreShow less