Improper Authorization in Microsoft products - CVE-2026-47298

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Main Vulnerability Database Vulnerabilities #VU134140

Improper Authorization in Microsoft products - CVE-2026-47298

Published: June 9, 2026


Vulnerability identifier: #VU134140
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-47298
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Microsoft SharePoint Enterprise Server
Microsoft SharePoint Server
Microsoft SharePoint Server Subscription Edition

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to insufficient authorization controls in Microsoft SharePoint Server. A remote user can execute arbitrary code on the target system.


How to mitigate CVE-2026-47298

Install updates from vendor's website.

Sources