CVE-2013-3889
CVE-2013-3889 is a critical-severity vulnerability in Microsoft Excel with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 27% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Critical (CVSS 2.0 base score 9.3)
- EPSS exploit prediction: 27% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Microsoft Excel
- Published:
- Last modified:
Description
Microsoft Excel 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT; Office 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT; Office for Mac 2011; Excel Viewer; Office Compatibility Pack SP3; and Excel Services and Word Automation Services in SharePoint Server 2013 allow remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Excel Memory Corruption Vulnerability."
Frequently asked questions
- What is CVE-2013-3889?
- Microsoft Excel 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT; Office 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT; Office for Mac 2011; Excel Viewer; Office Compatibility Pack SP3; and Excel Services and Word Automation Services in SharePoint Server 2013 allow remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Excel Memory Corruption Vulnerability."
- How severe is CVE-2013-3889?
- CVE-2013-3889 has a CVSS 2.0 base score of 9.3, rated critical severity.
- Is CVE-2013-3889 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 27% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2013-3889?
- CVE-2013-3889 primarily affects Microsoft Excel. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2013-3889?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2013-3889 published?
- CVE-2013-3889 was published on 2013-10-09 and last updated on 2026-06-16.
References
- http://www.us-cert.gov/ncas/alerts/TA13-288A
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-084
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-085
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18901
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19132
Affected products (18)
- cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:x64:*
- cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:x86:*:*
- cpe:2.3:a:microsoft:excel:2013:*:*:*:*:*:x64:*
- cpe:2.3:a:microsoft:excel:2013:*:*:*:*:x86:*:*
- cpe:2.3:a:microsoft:excel_viewer:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office:2007:sp3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office:2010:sp1:x64:*:*:*:*:*
- cpe:2.3:a:microsoft:office:2010:sp1:x86:*:*:*:*:*
- cpe:2.3:a:microsoft:office:2011:*:mac:*:*:*:*:*
- cpe:2.3:a:microsoft:office:2013:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office_2013_rt:-:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office_web_apps:2010:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office_web_apps:2010:sp2:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:2007:sp3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:2013:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:2010:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*
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