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Vulnerability record · CVE-2012-1887 · published 14 November 2012

CVE-2012-1887: Microsoft excel vulnerability

Microsoft · Excel

Use-after-free vulnerability in Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1, and Office 2008 and 2011 for Mac, allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel SST Invalid Length Use After Free Vulnerability."

9.3 CVSS 2.0 High EPSS 25% · top 2.1% CWE-399 · CWE-399
9.3CVSS 2.0 base score
25%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

Use-after-free vulnerability in Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1, and Office 2008 and 2011 for Mac, allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel SST Invalid Length Use After Free Vulnerability."

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/56430
http://www.securitytracker.com/id?1027752
http://www.us-cert.gov/cas/techalerts/TA12-318A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-076
https://exchange.xforce.ibmcloud.com/vulnerabilities/78074
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15717
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15970
http://www.securityfocus.com/bid/56430
http://www.securitytracker.com/id?1027752
http://www.us-cert.gov/cas/techalerts/TA12-318A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-076
https://exchange.xforce.ibmcloud.com/vulnerabilities/78074
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15717
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15970

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-1887), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.