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Known vulnerabilities in Microsoft Office 2016

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CVE Summary Score Published
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
CVE-2026-80089 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-80088 Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-80091 Use of uninitialized resource in Microsoft Office allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-80087 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-80084 Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-78526 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-2026-78524 Out-of-bounds write in Microsoft Office allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-78512 Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-72974 Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-69626 Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-69442 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-64918 Insufficiently protected credentials in Microsoft Office allows an unauthorized attacker to perform spoofing over a… 6.5 Medium Sep 8, 2026
CVE-2026-78518 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-78510 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 High Sep 8, 2026
CVE-2026-78505 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-78515 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-69285 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-69778 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026

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