Vulnerabilidades do Microsoft Microsoft 365

CVE-2026-56192 Média · 5.5 CWE-125 14/07/2026

Microsoft Office Information Disclosure Vulnerability

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

CVE-2026-56156 Alta · 7.8 CWE-122 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

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

CVE-2026-55949 Alta · 7.8 CWE-908 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-55947 Alta · 7.8 CWE-122 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

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

CVE-2026-55898 Alta · 7.1 CWE-125 14/07/2026

Microsoft Excel Information Disclosure Vulnerability

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

CVE-2026-55142 Média · 5.5 CWE-197 14/07/2026

Microsoft Word Information Disclosure Vulnerability

Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVE-2026-55141 Alta · 7.8 CWE-121 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

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

CVE-2026-55140 Alta · 7.8 CWE-122 14/07/2026

Microsoft Office Remote Code Execution Vulnerability

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

CVE-2026-55139 Baixa · 3.3 CWE-125 14/07/2026

Microsoft Office Information Disclosure Vulnerability

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

CVE-2026-55138 Média · 5.5 CWE-822 14/07/2026

Microsoft Excel Information Disclosure Vulnerability

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-55137 Alta · 7.8 CWE-122 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

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

CVE-2026-55136 Alta · 7.8 CWE-822 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-55134 Alta · 7.8 CWE-121 14/07/2026

Microsoft Word Remote Code Execution Vulnerability

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

CVE-2026-55133 Alta · 7.8 CWE-122 14/07/2026

Microsoft OneNote Remote Code Execution Vulnerability

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

CVE-2026-55132 Alta · 7.8 CWE-415 14/07/2026

Microsoft Word Remote Code Execution Vulnerability

Double free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-55131 Alta · 7.8 CWE-122 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

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

CVE-2026-55129 Alta · 7.8 CWE-122 14/07/2026

Microsoft Office Remote Code Execution Vulnerability

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

CVE-2026-55128 Alta · 7.8 CWE-416 14/07/2026

Microsoft Word Remote Code Execution Vulnerability

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

CVE-2026-55127 Alta · 7.8 CWE-122 14/07/2026

Microsoft Word Remote Code Execution Vulnerability

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

CVE-2026-55124 Média · 5.5 CWE-20 14/07/2026

Microsoft Word Information Disclosure Vulnerability

Improper validation of specified type of input in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVE-2026-55123 Alta · 7.8 CWE-122 14/07/2026

Microsoft PowerPoint Remote Code Execution Vulnerability

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

CVE-2026-55122 Alta · 7.1 CWE-125 14/07/2026

Microsoft Excel Information Disclosure Vulnerability

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

CVE-2026-55121 Média · 5.5 CWE-125 14/07/2026

Microsoft Office Information Disclosure Vulnerability

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

CVE-2026-55120 Alta · 7.8 CWE-122 14/07/2026

Microsoft PowerPoint Remote Code Execution Vulnerability

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

CVE-2026-55058 Alta · 7.8 CWE-125 14/07/2026

Microsoft Excel Remote Code Execution Vulnerability

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