CVE-2011-1275

critical Microsoft
CVSS v3 Base Score
9.3
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS Score
50.1%
Exploitation probability in 30 days
Top 2% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
M
Confidentiality
C
Integrity
C
Availability
C
Published: June 16, 2011 (5446 days ago)
Last Modified: April 29, 2026
Vendor: Microsoft
Source: NVD

Description

Microsoft Excel 2002 SP3; Office 2004, 2008, and 2011 for Mac; and Open XML File Format Converter for Mac do not properly validate record information during parsing of Excel spreadsheets, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted spreadsheet, aka "Excel Memory Heap Overwrite Vulnerability."

CWE

CWE-119

Affected Products

microsoft excelmicrosoft officemicrosoft open xml file format converter

References

🔗 docs.microsoft.com 🔗 oval.cisecurity.org 🔗 docs.microsoft.com 🔗 oval.cisecurity.org