Sharepoint vulnerabilities

Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an unauthorized attacker to execute code over a network. Microsoft is aware that an exploit for CVE-2025-53770 exists in the wild. Microsoft is preparing and fully testing a comprehensive update to address this vulnerability. In the meantime, please make sure that the mitigation provided in this CVE documentation is in place so that you are protected from exploitation.

Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

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

Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

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

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

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.

Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.

Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.

Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevate privileges locally.

Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

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

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

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

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Spoofing Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Remote Code Execution Vulnerability

Microsoft SharePoint Elevation of Privilege Vulnerability

Microsoft Office Remote Code Execution Vulnerability

Microsoft SharePoint Information Disclosure Vulnerability

Microsoft SharePoint Information Disclosure Vulnerability

Microsoft SharePoint Elevation of Privilege Vulnerability

Microsoft SharePoint Server Denial of Service Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Information Disclosure Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Information Disclosure Vulnerability

Microsoft SharePoint Server Spoofing Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability

Microsoft SharePoint Server Remote Code Execution Vulnerability