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Vulnerabilities of Microsoft Microsoft Office LTSC 2021

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CVE Summary Score Published
CVE-2026-70257 Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-70206 Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network 6.5 Medium Oct 13, 2026
CVE-2026-70268 Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-70269 Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network 8.1 High Oct 13, 2026
CVE-2026-70287 Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-70263 Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network 6.5 Medium Oct 13, 2026
CVE-2026-70282 Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-70096 Heap-based buffer overflow in Windows Rich Text Edit Control allows an unauthorized attacker to execute code over a… 9.8 Critical Oct 13, 2026
CVE-2026-105717 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105718 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105714 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 7.5 High Oct 13, 2026
CVE-2026-105715 Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to execute code over a network 7.5 High Oct 13, 2026
CVE-2026-105716 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105598 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105599 Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network 7.5 High Oct 13, 2026
CVE-2026-94506 Out-of-bounds read in Microsoft Office Access allows an unauthorized attacker to disclose information over a network 6.5 Medium Oct 13, 2026
CVE-2026-102867 Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network 6.5 Medium Oct 13, 2026
CVE-2026-105591 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105592 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 7.5 High Oct 13, 2026
CVE-2026-105593 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105595 Out-of-bounds read in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105596 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-105597 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-102855 Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-102856 Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network 8.8 High Oct 13, 2026

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