Skip to content

Known vulnerabilities in Microsoft Office 2016

Is your version affected?

CVE Summary Score Published
CVE-2026-69764 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-2026-69529 Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network 8.8 High Sep 8, 2026
CVE-2026-69739 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network 6.5 Medium Sep 8, 2026
CVE-2026-69734 Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to disclose information over a… 6.5 Medium Sep 8, 2026
CVE-2026-64909 Integer underflow (wrap or wraparound) in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-64903 Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-64899 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Aug 11, 2026
CVE-2026-63532 Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-63533 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-63529 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Aug 11, 2026
CVE-2026-63526 Stack-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-63524 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Aug 11, 2026
CVE-2026-70317 Use of uninitialized resource in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Aug 11, 2026
CVE-2026-65661 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-63517 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Aug 11, 2026
CVE-2026-63515 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-63513 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Aug 11, 2026
CVE-2026-55121 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-56195 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-50665 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 7.8 High Jul 14, 2026
CVE-2026-56192 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55139 Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55042 Use of uninitialized resource in Microsoft Office allows an unauthorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-55140 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55056 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026

Other Microsoft products