CVE-2026-63520

CVE-2026-63520 RCE por tipo inseguro en SharePoint + cadena CVE-2026-55040 RCE no autenticado en Microsoft SharePoint Server. No se necesitan credenciales. Stephen Fewer Rapid7 demostró CVE-2026-55040 en Pwn2Own Berlín 2026. Rapid7 luego descubrió CVE-2026-63520 durante una investigación de...

Exploit for Improper Input Validation in Microsoft

CVE-2026-63520 Sharepoint unsafe type RCE + CVE-2026-55040 cha...

Description of the security update for SharePoint Server 2019: August 12, 2025 (KB5002769)

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Microsoft SharePoint Business Data Connectivity Service Deserialization of Untrusted Data Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint. Authentication is required to exploit this vulnerability. The specific flaw exists within the Business Data Connectivity Service. A crafted request can trigger the deserializati...

Microsoft SharePoint Business Data Connectivity Service Deserialization of Untrusted Data Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint. Authentication as a high-privileged user is required to exploit this vulnerability. The specific flaw exists within the Business Data Connectivity Service. The issue results fro...

Microsoft SharePoint Business Data Connectivity Service Deserialization of Untrusted Data Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint. Authentication as a high-privileged user is required to exploit this vulnerability. The specific flaw exists within the Business Data Connectivity Service. The issue results fro...

Microsoft SharePoint BDC Import Deserialization of Untrusted Data Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft SharePoint. Authentication is required to exploit this vulnerability. The specific flaw exists within the Business Data Connectivity Service Application. The issue results from the lack o...