Vulnerability record

CVE-2014-1761

Microsoft Word Memory Corruption Vulnerability

HighExploitation confirmedCISA KEV

What should I do?

This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run Word, fix it now.

CISA required action: Apply updates per vendor instructions.

US federal civilian agencies must remediate by Aug 15, 2022.

Patch status

Official fix available since Sep 30, 2026

Apply the vendor's update to every affected system. Check the fixed-in versions below where known.

Basis: NVD patch reference

Description

Microsoft Word 2003 SP3, 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT; Word Viewer; Office Compatibility Pack SP3; Office for Mac 2011; Word Automation Services on SharePoint Server 2010 SP1 and SP2 and 2013; Office Web Apps 2010 SP1 and SP2; and Office Web Apps Server 2013 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted RTF data, as exploited in the wild in March 2014.

Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.

Affected products

Products affected by this vulnerability, with versions and the source of each entry
Product	Vendor	Affected versions	Source
Office	Microsoft	2011	NVD
SharePoint Server	Microsoft	2010; 2013	NVD
Word	Microsoft	2003; 2007; 2010; 2013	KEV

Sources: NVD = NIST National Vulnerability Database; KEV = CISA Known Exploited Vulnerabilities catalog.

Intelligence timeline

Developments from the last 30 days, newest first.

CVSS scoredUpdateKEVSep 30, 2026
CVE-2014-1761 scored CVSS 7.8: Microsoft Word, Microsoft Word Memory Corruption Vulnerability
CISA lists this as exploited in the wild. Unpatched Word systems are exposed to active attacks now.
Basis: NIST National Vulnerability Database
Patch releasedUpdateKEVSep 30, 2026
Patch released for CVE-2014-1761: Microsoft Word, Microsoft Word Memory Corruption Vulnerability
An official fix is now available for Microsoft Word. This vulnerability is being exploited, so apply it promptly.
Basis: NVD patch reference

1 earlier event is available with a subscription. See plans.

Coverage

We have not published a story about this vulnerability yet.

References

nvd.nist.gov https://nvd.nist.gov/vuln/detail/CVE-2014-1761
technet.microsoft.com http://technet.microsoft.com/security/advisory/2953095
docs.microsoft.com https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-017
cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-1761