Microsoft Office 2019 vulnerabilities

CVE-2025-21390 [HIGH] CWE-122 CVE-2025-21390: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2025-21386 [HIGH] CWE-416 CVE-2025-21386: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2025-21392 [HIGH] CWE-416 CVE-2025-21392: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2025-21394 [HIGH] CWE-416 CVE-2025-21394: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2024-38169 [HIGH] CWE-122 CVE-2024-38169: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

CVE-2024-43616 [HIGH] CWE-426 CVE-2024-43616: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2025-21356 [HIGH] CWE-122 CVE-2025-21356: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

CVE-2024-43505 [HIGH] CWE-357 CVE-2024-43505: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

CVE-2025-30375 [HIGH] CWE-843 CVE-2025-30375: 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-2025-30383 [HIGH] CWE-843 CVE-2025-30383: 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-2025-53739 [HIGH] CWE-843 CVE-2025-53739: 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-2025-59231 [HIGH] CWE-843 CVE-2025-59231: 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-2025-59233 [HIGH] CWE-843 CVE-2025-59233: 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-2025-62200 [HIGH] CWE-822 CVE-2025-62200: Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute c Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-53759 [HIGH] CWE-908 CVE-2025-53759: Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute c Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-40360 [HIGH] CWE-125 CVE-2026-40360: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2020-1581 [HIGH] CVE-2020-1581: An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) c An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) components handle objects in memory. An attacker who successfully exploited the vulnerability could elevate privileges. The attacker would need to already have the ability to execute code on the system. An attacker could exploit this vulnerability by running a spe

CVE-2020-16955 [HIGH] CVE-2020-16955: <p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges. To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file. The security update addresses the vulnerab

CVE-2020-16928 [HIGH] CVE-2020-16928: <p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges. To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file. The security update addresses the vulnerab

CVE-2020-17067 [HIGH] CVE-2020-17067: Microsoft Excel Security Feature Bypass Vulnerability Microsoft Excel Security Feature Bypass Vulnerability