Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint. This flaw could be exploited by malicious actors in attacks. It does not require any specialized conditions to be met for exploitation. The vulnerability, tracked as CVE-2026-45659, carries a CVSS score of 8.8. It has been assigned an important severity rating by Microsoft.
Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint. This flaw could be exploited by malicious actors in attacks. It does not require any specialized conditions to be met for exploitation.
The vulnerability, tracked as CVE-2026-45659, carries a CVSS score of 8.8. It has been assigned an important severity rating by Microsoft.
The issue stems from 'Deserialization of untrusted data in Microsoft Office SharePoint'.