Microsoft 365 Apps For Enterprise vulnerabilities

CVE-2025-27748 [HIGH] CWE-416 CVE-2025-27748: 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-2025-27749 [HIGH] CWE-416 CVE-2025-27749: 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-2025-27752 [HIGH] CWE-122 CVE-2025-27752: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-26630 [HIGH] CWE-416 CVE-2025-26630: Use after free in Microsoft Office Access allows an unauthorized attacker to execute code locally. Use after free in Microsoft Office Access allows an unauthorized attacker to execute code locally.

CVE-2025-27746 [HIGH] CWE-416 CVE-2025-27746: 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-2025-27750 [HIGH] CWE-416 CVE-2025-27750: 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-2025-27747 [HIGH] CWE-822 CVE-2025-27747: 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-2025-54906 [HIGH] CWE-416 CVE-2025-54906: Free of memory not on the heap in Microsoft Office allows an unauthorized attacker to execute code l Free of memory not on the heap in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2025-29820 [HIGH] CWE-416 CVE-2025-29820: 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-2025-24082 [HIGH] CWE-416 CVE-2025-24082: 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-2025-24080 [HIGH] CWE-416 CVE-2025-24080: 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-2025-24081 [HIGH] CWE-416 CVE-2025-24081: 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-2025-24079 [HIGH] CWE-416 CVE-2025-24079: 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-2025-29823 [HIGH] CWE-416 CVE-2025-29823: 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-2025-30386 [HIGH] CWE-416 CVE-2025-30386: 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-2025-29979 [HIGH] CWE-122 CVE-2025-29979: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-20946 [HIGH] CWE-125 CVE-2026-20946: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-47169 [HIGH] CWE-122 CVE-2025-47169: 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-2025-49698 [HIGH] CWE-416 CVE-2025-49698: 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-2025-29977 [HIGH] CWE-416 CVE-2025-29977: 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.