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Known vulnerabilities in Microsoft Office 2016

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CVE Summary Score Published
CVE-2026-55057 Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55035 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55129 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55049 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55045 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 High Jul 14, 2026
CVE-2026-55028 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55047 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55027 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55026 Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to disclose information locally 6.2 Medium Jul 14, 2026
CVE-2026-55125 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55022 Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to… 7.8 High Jul 14, 2026
CVE-2026-55023 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55018 Use after free in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55017 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50314 Use after free in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50467 Use after free in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50301 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-47290 Use after free in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-56193 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 7.1 High Jul 14, 2026
CVE-2026-45463 Integer underflow (wrap or wraparound) in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 High Jun 9, 2026
CVE-2026-45645 Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jun 9, 2026
CVE-2026-45461 Use after free in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 High Jun 9, 2026
CVE-2026-44824 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jun 9, 2026
CVE-2026-44821 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jun 9, 2026
CVE-2026-44819 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jun 9, 2026

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