Microsoft Excel vulnerabilities

CVE-2025-53739 [HIGH] CWE-843 CVE-2025-53739: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-54902 [HIGH] CWE-125 CVE-2025-54902: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-54898 [HIGH] CWE-125 CVE-2025-54898: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2025-62200 [HIGH] CWE-822 CVE-2025-62200: Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute c Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-44820 [HIGH] CWE-125 CVE-2026-44820: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-26133 [HIGH] CWE-77 CVE-2026-26133: AI command injection in M365 Copilot allows an unauthorized attacker to disclose information over a AI command injection in M365 Copilot allows an unauthorized attacker to disclose information over a network.

CVE-2016-7264 [HIGH] CWE-125 CVE-2016-7264: Microsoft Excel 2007 SP3, Office Compatibility Pack SP3, Excel Viewer, Excel for Mac 2011, and Excel Microsoft Excel 2007 SP3, Office Compatibility Pack SP3, Excel Viewer, Excel for Mac 2011, and Excel 2016 for Mac allow remote attackers to obtain sensitive information from process memory or cause a denial of service (out-of-bounds read) via a crafted document, aka "Microsoft Office Information Disclosure Vulnerability."

CVE-2021-31175 [HIGH] CWE-416 CVE-2021-31175: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2021-27057 [HIGH] CVE-2021-27057: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2021-31177 [HIGH] CWE-416 CVE-2021-31177: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

CVE-2021-40485 [HIGH] CWE-94 CVE-2021-40485: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-28451 [HIGH] CVE-2021-28451: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-24069 [HIGH] CVE-2021-24069: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-24067 [HIGH] CWE-416 CVE-2021-24067: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-24068 [HIGH] CVE-2021-24068: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-24070 [HIGH] CWE-416 CVE-2021-24070: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-40474 [HIGH] CVE-2021-40474: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-34518 [HIGH] CVE-2021-34518: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-40442 [HIGH] CVE-2021-40442: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability

CVE-2021-43256 [HIGH] CVE-2021-43256: Microsoft Excel Remote Code Execution Vulnerability Microsoft Excel Remote Code Execution Vulnerability