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Help protect your PC with Microsoft Security Essentials.
Microsoft Security Essentials
Get the latest updates for your PC at Microsoft Update.
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Get the latest tools, updates, and tips at Microsoft Safety & Security Center.
Microsoft Safety & Security Center
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Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Word Viewer 2003 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2006-10-06
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Excel Viewer 2003 that could allow arbitrary code to run when opening a malicious document. This update addresses that vulnerability.
FREE
Release Date:
2007-07-09
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office 2003 that could enable arbitrary code to run when a maliciously modified file is opened. This security update resolves that vulnerability.
FREE
Release Date:
2007-07-10
Security Patch
Security Patch
A vulnerability exists in Microsoft Office 2000 that could allow an attacker to run arbitrary code on a users system. This update resolves that vulnerability.
FREE
Release Date:
2006-07-10
Security Patch
Security Patch
This update contains several updates to enhance security and stability, including fixes for vulnerabilities that an attacker can use to overwrite the contents of your computer's memory with malicious code. In addition, this update includes all of the improvements released in all previous Office v. X updates.
FREE
Release Date:
2006-10-06
Security Patch
Security Patch
A security vulnerability exists in Microsoft Word 2000 that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2008-02-11
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Word 2003 that could allow arbitrary code to run when opening a maliciously modified document. This update resolves this vulnerability so that Word documents are handled appropriately.
FREE
Release Date:
2005-04-12
Security Patch
Security Patch
This update resolves a security vulnerability in Microsoft Outlook 2002 that could enable a remote user to execute code on a computer that is running Outlook 2002.
FREE
Release Date:
2007-01-08
Security Patch
Security Patch
A security vulnerability exists in Microsoft Excel 2002 that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2007-08-14
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Publisher 2003 that could allow arbitrary code to run when you open a maliciously modified document. This update resolves the vulnerability so that Publisher 2003 documents are handled appropriately.
FREE
Release Date:
2006-09-12
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office 2000 that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2007-05-08
Security Patch
Security Patch
A security vulnerability exists in Microsoft Word 2000 that could allow arbitrary code to run when opening a maliciously modified document. This update resolves this vulnerability so that Word documents are handled appropriately.
FREE
Release Date:
2005-04-12
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Excel Viewer 2003 that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2007-01-08
Security Patch
Security Patch
Microsoft has released a security update for Microsoft Office 2000. This update addresses a vulnerability that could enable malicious code execution. Additionally, other fixes may be included in the update.
FREE
Release Date:
2007-02-12
Security Patch
Security Patch
A security vulnerability exists in Publisher 2000 that could allow arbitrary code to run when you open a maliciously modified file. This update resolves that vulnerability.
FREE
Release Date:
2008-02-11
Security Patch
Security Patch
A security vulnerability exists in Microsoft Visio 2002 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2007-02-12
Security Patch
Security Patch
Microsoft has released an update for Microsoft Project 2000. A security vulnerability exists in Project 2000 that could allow arbitrary code to run when you open a maliciously modified file. This update resolves that vulnerability.
FREE
Release Date:
2006-08-07
Security Patch
Security Patch
Microsoft has released a security update for Microsoft Project 2002. This update addresses a vulnerability that could enable malicious code execution. Additionally, other fixes may be included in the update.
FREE
Release Date:
2007-02-12
Security Patch
Security Patch
This update fixes a vulnerability in Word 2004 that an attacker can use to overwrite the contents of your computer's memory with malicious code.
FREE
Release Date:
2007-10-08
Security Patch
Security Patch
Excel 97 Security Patch: KB830356 offers the highest levels of stability and security available for Microsoft Excel 97.
FREE
Release Date:
2003-11-10
Security Patch
Security Patch
Microsoft has released an update for Microsoft Office 2000. A security vulnerability exists in Office 2000 that could allow arbitrary code to run when you open a maliciously modified file. This update resolves that vulnerability.
FREE
Release Date:
2006-08-07
Security Patch
Security Patch
Word 2000 Security Patch: KB830347 offers the highest levels of stability and security available for Microsoft Word.
FREE
Release Date:
2003-11-10
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office File Converter Pack 2003 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2008-08-08
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office XP that could allow the elevation of rights. This update addresses that vulnerability.
FREE
Release Date:
2006-07-10
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office 2000 that could enable arbitrary code to run when a maliciously modified file is opened. This security update resolves that vulnerability.
FREE
Release Date:
2009-04-10
Security Patch
Security Patch
The Office XP Web Services Security Patch: KB812708 offers the highest levels of stability and security available for Microsoft SharePoint Team Services.
FREE
Release Date:
2003-11-12
Security Patch
Security Patch
This update fixes a vulnerability where a specially crafted image could allow an attacker’s code to run on a user’s machine due to a security vulnerability in the graphics interpreter code.
FREE
Release Date:
2004-09-21
Security Patch
Security Patch
A security vulnerability exists in the 2007 Microsoft Office System and the Compatibility Pack for the 2007 Office system that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2007-05-08
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office PowerPoint 2003 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2011-05-06
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office XP that could allow arbitrary code to run when you open a maliciously modified Microsoft PowerPoint 2002 file. This update resolves that vulnerability.
FREE
Release Date:
2006-08-07
Security Patch
Security Patch
This update provides you with the latest version of the Microsoft Office 2000 WordPerfect 5.x Converter and offers the highest levels of stability and security available for the Office 2000 WordPerfect 5.x Converter.
FREE
Release Date:
2003-09-03
Security Patch
Security Patch
Project 2002 Security Update: KB831931 offers the highest levels of stability and security available for Microsoft Project 2002.
FREE
Release Date:
2004-10-12
Security Patch
Security Patch
A security vulnerability exists in the Microsoft Office 2003 Multilingual User Interface Portuguese Grammar Checker that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2007-01-08
Security Patch
Security Patch
Microsoft has released an update for Microsoft Visio 2002. A security vulnerability exists in Visio 2002 that could allow arbitrary code to run when you open a maliciously modified file. This update resolves that vulnerability.
FREE
Release Date:
2006-08-07
Security Patch
Security Patch
A security vulnerability exists in Microsoft Visio 2002 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2007-06-11
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Excel 2003 that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2007-01-08
Security Patch
Security Patch
A security vulnerability exists in the Microsoft Office 2000 Web Components that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2008-03-12
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office XP that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2006-10-06
Security Patch
Security Patch
This update contains several improvements to enhance security, stability, and performance, including fixes for vulnerabilities that an attacker can use to overwrite the contents of your computer's memory with malicious code.
FREE
Release Date:
2008-05-12
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office XP that could allow remote code execution. This update resolves that vulnerability.
FREE
Release Date:
2007-05-08
Security Patch
Security Patch
A security vulnerability exists in Microsoft Publisher 2002 that could allow arbitrary code to run when you open a maliciously modified document. This update resolves the vulnerability so that Publisher 2002 documents are handled appropriately.
FREE
Release Date:
2006-09-11
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office 2000 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2008-02-11
Security Patch
Security Patch
A security vulnerability exists in Microsoft Word 2002 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2008-02-11
Security Patch
Security Patch
Office 2003 Critical Update: KB828041 offers the highest levels of reliability available for Microsoft Office 2003. This update is part of Microsoft’s continued effort to provide the latest product updates to customers.
FREE
Release Date:
2003-11-03
Security Patch
Security Patch
A security vulnerability exist in Windows SharePoint Services 3.0 that could allow cross-site scripting. This update resolves that vulnerability.
FREE
Release Date:
2007-10-08
Security Patch
Security Patch
This update corrects a security vulnerability in Microsoft Content Management Server 2002 Service Pack 2 that could enable a remote user to execute code on a computer that is running Content Management Server.
FREE
Release Date:
2007-06-12
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office PowerPoint 2003 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2010-11-05
Security Patch
Security Patch
A security vulnerability exists in Microsoft PowerPoint 2002 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
2011-04-11
Security Patch
Security Patch
Word 97 Security Patch: KB830354 offers the highest levels of stability and security available for Microsoft Word 97.
FREE
Release Date:
2003-11-10
Security Patch
Security Patch
Multiple security vulnerabilities exist in Microsoft Excel 2000 that could allow the elevation of rights. This update addresses those vulnerabilities.
FREE
Release Date:
2006-07-10
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