Microsoft Office 2019 vulnerabilities

CVE-2026-44822 [HIGH] CWE-125 CVE-2026-44822: 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 over a network.

CVE-2021-31179 [HIGH] CVE-2021-31179: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2025-62562 [HIGH] CWE-416 CVE-2025-62562: Use after free in Microsoft Office Outlook allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.

CVE-2026-55125 [HIGH] CWE-122 CVE-2026-55125: 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-2024-43504 [HIGH] CWE-416 CVE-2024-43504: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2026-69739 [HIGH] CWE-125 CVE-2026-69739: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.

CVE-2023-36765 [CRITICAL] CWE-269 CVE-2023-36765: Microsoft Office Elevation of Privilege Vulnerability Microsoft Office Elevation of Privilege Vulnerability

CVE-2026-21260 [HIGH] CWE-200 CVE-2026-21260: Exposure of sensitive information to an unauthorized actor in Microsoft Office Outlook allows an una Exposure of sensitive information to an unauthorized actor in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-62553 [HIGH] CWE-416 CVE-2025-62553: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-62558 [HIGH] CWE-416 CVE-2025-62558: 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-2025-62559 [HIGH] CWE-416 CVE-2025-62559: 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-2025-62563 [HIGH] CWE-416 CVE-2025-62563: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-55128 [HIGH] CWE-416 CVE-2026-55128: 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-2026-55130 [HIGH] CWE-122 CVE-2026-55130: Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-55032 [HIGH] CWE-416 CVE-2026-55032: 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-2026-55127 [HIGH] CWE-122 CVE-2026-55127: Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-21259 [HIGH] CWE-122 CVE-2026-21259: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate priv Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate privileges locally.

CVE-2026-55129 [HIGH] CWE-122 CVE-2026-55129: 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-2026-55018 [HIGH] CWE-416 CVE-2026-55018: 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-2026-50301 [HIGH] CWE-122 CVE-2026-50301: 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.