Microsoft Office vulnerabilities

CVE-2026-21511 [HIGH] CWE-502 CVE-2026-21511: Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to per Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

CVE-2016-0025 [HIGH] CWE-20 CVE-2016-0025: Microsoft Word 2007 SP3, Office 2010 SP2, Word 2010 SP2, Word 2013 SP1, Word 2013 RT SP1, Office 201 Microsoft Word 2007 SP3, Office 2010 SP2, Word 2010 SP2, Word 2013 SP1, Word 2013 RT SP1, Office 2016, Word 2016, Word for Mac 2011, Word 2016 for Mac, Office Compatibility Pack SP3, Word Automation Services on SharePoint Server 2010 SP2, Word Automation Services on SharePoint Server 2013 SP1, Office Web Apps 2010 SP2, Office Web Apps Server 2013 SP1, an

CVE-2019-1153 [MEDIUM] CWE-125 CVE-2019-1153: An information disclosure vulnerability exists when the Microsoft Windows Graphics Component imprope An information disclosure vulnerability exists when the Microsoft Windows Graphics Component improperly handles objects in memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. To exploit this vulnerability, an attacker would have to log on to an affected system and run a spe

CVE-2019-1148 [MEDIUM] CWE-125 CVE-2019-1148: An information disclosure vulnerability exists when the Microsoft Windows Graphics Component imprope An information disclosure vulnerability exists when the Microsoft Windows Graphics Component improperly handles objects in memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. To exploit this vulnerability, an attacker would have to log on to an affected system and run a spe

CVE-2025-53740 [HIGH] CWE-416 CVE-2025-53740: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2025-53731 [HIGH] CWE-416 CVE-2025-53731: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2025-49697 [HIGH] CWE-122 CVE-2025-49697: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2018-8432 [HIGH] CVE-2018-8432: A remote code execution vulnerability exists in the way that Microsoft Graphics Components handle ob A remote code execution vulnerability exists in the way that Microsoft Graphics Components handle objects in memory, aka "Microsoft Graphics Components Remote Code Execution Vulnerability." This affects Windows 7, Microsoft Office, Microsoft Office Word Viewer, Office 365 ProPlus, Microsoft Excel Viewer, Microsoft PowerPoint Viewer, Windows Server 2019, Windows

CVE-2017-8511 [HIGH] CVE-2017-8511: A remote code execution vulnerability exists in Microsoft Office when the software fails to properly A remote code execution vulnerability exists in Microsoft Office when the software fails to properly handle objects in memory, aka "Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-8509, CVE-2017-8510, CVE-2017-8512, CVE-2017-0260, and CVE-2017-8506.

CVE-2021-31939 [HIGH] CVE-2021-31939: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2025-62557 [HIGH] CWE-416 CVE-2025-62557: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2006-3647 [CRITICAL] CWE-189 CVE-2006-3647: Integer overflow in Microsoft Word 2000, 2002, 2003, 2004 for Mac, and v.X for Mac allows remote use Integer overflow in Microsoft Word 2000, 2002, 2003, 2004 for Mac, and v.X for Mac allows remote user-assisted attackers to execute arbitrary code via a crafted string in a Word document, which overflows a 16-bit integer length value, aka "Memmove Code Execution," a different vulnerability than CVE-2006-3651 and CVE-2006-4693.

CVE-2011-1274 [CRITICAL] CWE-119 CVE-2011-1274: Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 do not properly validate record information during parsing of Excel spreadsheets, which allows remote attackers to execute arbitr

CVE-2008-3068 [HIGH] CVE-2008-3068: Microsoft Crypto API 5.131.2600.2180 through 6.0, as used in Outlook, Windows Live Mail, and Office Microsoft Crypto API 5.131.2600.2180 through 6.0, as used in Outlook, Windows Live Mail, and Office 2007, performs Certificate Revocation List (CRL) checks by using an arbitrary URL from a certificate embedded in a (1) S/MIME e-mail message or (2) signed document, which allows remote attackers to obtain reading times and IP addresses of recipients, and port-scan

CVE-2018-8375 [HIGH] CVE-2018-8375: A remote code execution vulnerability exists in Microsoft Excel software when the software fails to A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka "Microsoft Excel Remote Code Execution Vulnerability." This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel. This CVE ID is unique from CVE-2018-8379.

CVE-2018-8597 [HIGH] CVE-2018-8597: A remote code execution vulnerability exists in Microsoft Excel software when the software fails to A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka "Microsoft Excel Remote Code Execution Vulnerability." This affects Office 365 ProPlus, Microsoft Office, Microsoft Excel. This CVE ID is unique from CVE-2018-8636.

CVE-2026-35436 [HIGH] CWE-1220 CVE-2026-35436: Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally. Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.

CVE-2026-40420 [HIGH] CWE-284 CVE-2026-40420: Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally. Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.

CVE-2017-8630 [HIGH] CWE-119 CVE-2017-8630: Microsoft Office 2016 allows a remote code execution vulnerability when it fails to properly handle Microsoft Office 2016 allows a remote code execution vulnerability when it fails to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8631, CVE-2017-8632, and CVE-2017-8744.

CVE-2025-47164 [HIGH] CWE-416 CVE-2025-47164: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.