CVE-2026-69804

HIGH CVSS 3.1: 7.5 EPSS 0.51%
Updated Sep 09, 2026
Microsoft
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions before 16.0.20326.20090
Fixed In 16.0.20326.20090
Type CWE-367 (Time-of-check Time-of-use (TOCTOU))
Vendor Microsoft
Public PoC No

Time-of-check time-of-use (toctou) race condition in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Microsoft Sharepoint_Server
cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*
— 16.0.20326.20090