What’s Vulnerable › Vulnerabilities

CVE-2011-1983

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 22.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-12-14 · updated 2026-06-16
• Weakness: CWE-399

Description

Use-after-free vulnerability in Microsoft Office 2007 SP2 and SP3, Office 2010 Gold and SP1, and Office for Mac 2011 allows remote attackers to execute arbitrary code via a crafted Word document, aka "Word Use After Free Vulnerability."

Affected products

• Microsoft Office: 2007-sp2, 2007-sp3, 2010, 2010-sp1, 2011

References

• http://www.securitytracker.com/id?1026409
• http://www.us-cert.gov/cas/techalerts/TA11-347A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-089
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14197
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14558
• http://www.securitytracker.com/id?1026409
• http://www.us-cert.gov/cas/techalerts/TA11-347A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-089
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14197
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14558

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