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Vulnerabilities of Microsoft Microsoft Office 365 for Mac

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CVE Summary Score Published
CVE-2026-81952 Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-81955 Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a… 8.8 High Sep 8, 2026
CVE-2026-81951 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81388 Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81957 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81395 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81394 Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an… 5.5 Medium Sep 8, 2026
CVE-2026-81960 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81400 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81389 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.0 High Sep 8, 2026
CVE-2026-81393 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81956 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81397 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81392 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81396 Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81401 Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized… 5.5 Medium Sep 8, 2026
CVE-2026-81958 Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81391 Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81399 Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81390 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Sep 8, 2026
CVE-2026-81954 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81387 Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an… 5.5 Medium Sep 8, 2026
CVE-2026-81386 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81947 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026
CVE-2026-81398 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Sep 8, 2026

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