CVE-2026-45659

Microsoft SharePoint Server Deserialization of Untrusted Data Vulnerability

Sharepoint Server

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

23. Mai 2026

Ausgewertete Quellen

• Microsoft
  https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45659
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-45659
• CISA
  Microsoft SharePoint Server Deserialization of Untrusted Data Vulnerability
• NVD
  CVE-2026-45659