Microsoft 365 Apps For Enterprise vulnerabilities

CVE-2020-16947 [HIGH] CWE-125 CVE-2020-16947: <p>A remote code execution vulnerability exists in Microsoft Outlook software when the software fail A remote code execution vulnerability exists in Microsoft Outlook 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 targeted user. If the targeted user is logged on with administrative user rights, an attacker could take control

CVE-2023-28285 [HIGH] CWE-416 CVE-2023-28285: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2023-28311 [HIGH] CWE-122 CVE-2023-28311: Microsoft Word Remote Code Execution Vulnerability Microsoft Word Remote Code Execution Vulnerability

CVE-2023-23399 [HIGH] CWE-125 CVE-2023-23399: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2023-33148 [HIGH] CWE-59 CVE-2023-33148: Microsoft Office Elevation of Privilege Vulnerability Microsoft Office Elevation of Privilege Vulnerability

CVE-2026-88156 [CRITICAL] CWE-121 CVE-2026-88156: Stack-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute c Stack-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2023-36041 [HIGH] CWE-416 CVE-2023-36041: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2026-70242 [CRITICAL] CWE-122 CVE-2026-70242: Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute co Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2024-21378 [HIGH] CWE-94 CVE-2024-21378: Microsoft Outlook Remote Code Execution Vulnerability Microsoft Outlook Remote Code Execution Vulnerability

CVE-2026-70291 [CRITICAL] CWE-122 CVE-2026-70291: Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute co Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2023-32029 [HIGH] CWE-125 CVE-2023-32029: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2026-97749 [CRITICAL] CWE-415 CVE-2026-97749: Double free in Microsoft Office Outlook allows an unauthorized attacker to execute code over a netwo Double free in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2026-97016 [CRITICAL] CWE-122 CVE-2026-97016: Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute co Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2023-33146 [HIGH] CWE-122 CVE-2023-33146: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2021-34478 [HIGH] CVE-2021-34478: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2023-33133 [HIGH] CWE-122 CVE-2023-33133: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2026-78509 [CRITICAL] CWE-122 CVE-2026-78509: Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute co Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2025-47171 [MEDIUM] CWE-20 CVE-2025-47171: Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code locally.

CVE-2020-0901 [CRITICAL] CVE-2020-0901: 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. 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

CVE-2026-70300 [CRITICAL] CWE-822 CVE-2026-70300: Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute co Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code over a network.