Microsoft Office 2019 vulnerabilities

CVE-2026-55024 [HIGH] CWE-843 CVE-2026-55024: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-49700 [HIGH] CWE-416 CVE-2025-49700: Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-55022 [HIGH] CWE-843 CVE-2026-55022: Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthor Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2026-44817 [HIGH] CWE-843 CVE-2026-44817: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-45469 [HIGH] CWE-122 CVE-2026-45469: Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-55036 [HIGH] CWE-126 CVE-2026-55036: Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally. Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-55025 [HIGH] CWE-843 CVE-2026-55025: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-29816 [HIGH] CWE-349 CVE-2025-29816: Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a secur Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.

CVE-2021-40481 [HIGH] CVE-2021-40481: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

CVE-2021-40480 [HIGH] CVE-2021-40480: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

CVE-2021-43875 [HIGH] CVE-2021-43875: Microsoft Office Graphics Remote Code Execution Vulnerability Microsoft Office Graphics Remote Code Execution Vulnerability

CVE-2021-38658 [HIGH] CWE-843 CVE-2021-38658: Microsoft Office Graphics Remote Code Execution Vulnerability Microsoft Office Graphics Remote Code Execution Vulnerability

CVE-2021-38654 [HIGH] CWE-129 CVE-2021-38654: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

CVE-2021-38653 [HIGH] CWE-787 CVE-2021-38653: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

CVE-2019-1199 [HIGH] CWE-787 CVE-2019-1199: A remote code execution vulnerability exists in Microsoft Outlook when the software fails to properl A remote code execution vulnerability exists in Microsoft Outlook when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affec

CVE-2021-28453 [HIGH] CVE-2021-28453: Microsoft Word Remote Code Execution Vulnerability Microsoft Word Remote Code Execution Vulnerability

CVE-2020-16957 [HIGH] CVE-2020-16957: <p>A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory. An attacker who successfully exploited this vulnerability could execute arbitrary code on a victim system. An attacker could exploit this vulnerability by enticing a victim to open a specially crafted file. The update address

CVE-2021-27053 [HIGH] CVE-2021-27053: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-41368 [HIGH] CVE-2021-41368: Microsoft Access Remote Code Execution Vulnerability Microsoft Access Remote Code Execution Vulnerability

CVE-2020-16954 [HIGH] CVE-2020-16954: <p>A remote code execution vulnerability exists in Microsoft Office software when the software fails A remote code execution vulnerability exists in Microsoft Office software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the aff