Microsoft Microsoft 365 vulnerabilities

CVE-2026-70287 High · 8.8 CWE-122 Oct 13, 2026

Microsoft Office Word Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-70281 High · 7.5 CWE-125 Oct 13, 2026

Microsoft Office Outlook Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.

CVE-2026-70269 High · 8.1 CWE-122 Oct 13, 2026

Microsoft Office Word Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-70268 High · 8.8 CWE-122 Oct 13, 2026

Microsoft Office Word Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-70263 Medium · 6.5 CWE-125 Oct 13, 2026

Microsoft Office Word Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

CVE-2026-70254 High · 8.8 CWE-125 Oct 13, 2026

Microsoft Office Excel Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-70220 High · 7.8 CWE-122 Oct 13, 2026

Microsoft Office Word Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-70215 High · 8.8 CWE-416 Oct 13, 2026

Microsoft Office PowerPoint Remote Code Execution Vulnerability

Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.

CVE-2026-70206 Medium · 6.5 CWE-125 Oct 13, 2026

Microsoft Office Word Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

CVE-2026-105718 High · 8.8 CWE-20 Oct 13, 2026

Microsoft Excel Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-105715 High · 7.5 CWE-190 Oct 13, 2026

Microsoft Office Word Remote Code Execution Vulnerability

Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

CVE-2026-105599 High · 7.5 CWE-122 Oct 13, 2026

Microsoft Office PowerPoint Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.

CVE-2026-102858 High · 8.8 CWE-122 Oct 13, 2026

Microsoft Office OneNote Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office OneNote allows an unauthorized attacker to execute code over a network.

CVE-2026-100212 High · 8.8 CWE-416 Oct 13, 2026

Microsoft Office Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-100211 High · 8.8 CWE-416 Oct 13, 2026

Microsoft Office Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-100210 High · 8.8 CWE-122 Oct 13, 2026

Microsoft Office Excel Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-100209 High · 8.8 CWE-416 Oct 13, 2026

Microsoft Office Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

CVE-2026-85875 Medium · 5.5 CWE-125 Sep 8, 2026

Microsoft Office Excel Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-81960 High · 7.8 CWE-122 Sep 8, 2026

Microsoft Excel Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-81959 High · 7.8 CWE-122 Sep 8, 2026

Microsoft Excel Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-81958 Medium · 5.5 CWE-908 Sep 8, 2026

Microsoft Excel Information Disclosure Vulnerability

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-81957 High · 7.8 CWE-125 Sep 8, 2026

Microsoft Excel Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-81956 High · 7.8 CWE-125 Sep 8, 2026

Microsoft Excel Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-81954 High · 7.8 CWE-416 Sep 8, 2026

Microsoft Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-81953 High · 7.8 CWE-121 Sep 8, 2026

Microsoft Excel Remote Code Execution Vulnerability

Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.