CVE-2026-64921

creationtimestamp| type| source ---|---|--- 2026-08-11 19:00:47+00:00| seen| https://www.thezdi.com/blog/2026/8/11/the-august-2026-security-update-review 2026-08-11 22:01:24+00:00| seen| https://advisories.ncsc.nl/advisory?id=NCSC-2026-0286 2026-08-12 01:00:44+00:00| seen|...

CVE-2026-64921

Missing authentication for critical function in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network...

CVE-2026-64921 Microsoft SharePoint Server Elevation of Privilege Vulnerability

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CVE-2026-64921

CVE-2026-64921 describes a privilege-elevation vulnerability in Microsoft Office SharePoint due to a missing authentication check for a critical function. An authorized attacker could escalate privileges over the network (CVSS v3.1: 8.8, HIGH; Network, Privileges Required: Low; User Interaction: ...

CVE-2026-64921 Microsoft SharePoint Server Elevation of Privilege Vulnerability

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Security Updates for Microsoft SharePoint Server Subscription Edition (August 2026)

The Microsoft SharePoint Server Subscription Edition installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Improper authentication in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network...

Security Updates for Microsoft SharePoint Server 2016 (August 2026)

The Microsoft SharePoint Server 2016 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Improper authentication in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network. CVE-2026-62827 -...