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Vulnerabilities of Microsoft Microsoft Excel 2016

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CVE Summary Score Published
CVE-2026-55031 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55025 Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized… 7.8 High Jul 14, 2026
CVE-2026-55046 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-50408 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55024 Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized… 7.8 High Jul 14, 2026
CVE-2026-48580 Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-58618 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55948 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55899 Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-54988 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 6.1 Medium Jul 14, 2026
CVE-2026-50678 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 6.6 Medium Jul 14, 2026
CVE-2026-50675 Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-45455 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 3.3 Low Jun 9, 2026
CVE-2026-44822 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network 8.2 High Jun 9, 2026
CVE-2026-44823 Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jun 9, 2026
CVE-2026-44820 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jun 9, 2026
CVE-2026-44818 Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Office Excel… 7.0 High Jun 9, 2026
CVE-2026-44817 Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized… 7.8 High Jun 9, 2026
CVE-2026-45469 Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Jun 9, 2026
CVE-2026-40362 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High May 12, 2026
CVE-2026-40359 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High May 12, 2026
CVE-2026-40360 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 7.8 High May 12, 2026
CVE-2026-32199 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Apr 14, 2026
CVE-2026-32197 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Apr 14, 2026
CVE-2026-32198 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 High Apr 14, 2026

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