What is CVE-2026-70324?

CVE-2026-70324 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server 2016, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.8/10. Published 2026-08-11.

How severe is CVE-2026-70324?

High severity. CVSS v3 base score is 8.8 out of 10.

SSRF in Microsoft Sharepoint Enterprise Server 2016

CVE-2026-70324

Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Sharepoint Enterprise Server 2016 — versions 16.0.0
Microsoft Sharepoint Server 2019 — versions 16.0.0
Microsoft Sharepoint Server Subscription Edition — versions 16.0.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

Microsoft SharePoint Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-70324?: CVE-2026-70324 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server 2016, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.8/10. Published 2026-08-11.
How severe is CVE-2026-70324?: High severity. CVSS v3 base score is 8.8 out of 10.