Microsoft Office 365 For Mac vulnerabilities

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-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-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-2026-70096 [CRITICAL] CWE-122 CVE-2026-70096: Heap-based buffer overflow in Windows Rich Text Edit Control allows an unauthorized attacker to exec Heap-based buffer overflow in Windows Rich Text Edit Control allows an unauthorized attacker to execute code over a network.

CVE-2026-88178 [CRITICAL] CWE-416 CVE-2026-88178: Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.

CVE-2026-97742 [HIGH] CWE-121 CVE-2026-97742: Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute cod Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-83891 [HIGH] CWE-20 CVE-2026-83891: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-97761 [HIGH] CWE-121 CVE-2026-97761: Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute cod Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-97750 [HIGH] CWE-121 CVE-2026-97750: Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute cod Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-97770 [HIGH] CWE-121 CVE-2026-97770: Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute cod Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-78504 [HIGH] CWE-121 CVE-2026-78504: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-69759 [HIGH] CWE-121 CVE-2026-69759: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-69686 [HIGH] CWE-121 CVE-2026-69686: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-69722 [HIGH] CWE-121 CVE-2026-69722: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-108445 [HIGH] CWE-121 CVE-2026-108445: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-108431 [HIGH] CWE-121 CVE-2026-108431: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-108440 [HIGH] CWE-121 CVE-2026-108440: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-100210 [HIGH] CWE-122 CVE-2026-100210: 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 over a network.

CVE-2026-97741 [HIGH] CWE-122 CVE-2026-97741: 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 over a network.

CVE-2026-97756 [HIGH] CWE-122 CVE-2026-97756: 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 over a network.