Cross-Site Scripting Vulnerability in Microsoft Office SharePoint
CVE-2026-69417

7.3HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Sharepoint Server Subscription Edition
Vendor
CVE Published:
8 September 2026

What is CVE-2026-69417?

A vulnerability exists in Microsoft Office SharePoint due to improper handling of input during web page generation. This flaw allows authorized attackers to execute scripts in the context of users, potentially leading to spoofing attacks over a network. It's essential to apply the latest security patches to mitigate risks associated with this vulnerability.

Affected Version(s)

Microsoft SharePoint Server Subscription Edition x64-based Systems 16.0.0 < 16.0.20326.20090

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.