What’s Vulnerable › Vulnerabilities
CVE-2026-70326: Microsoft SharePoint Server Elevation of Privilege Vulnerability
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-11 · updated 2026-10-30
- Weakness: CWE-918
Description
Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
Affected products
- Microsoft SharePoint Server: before 16.0.19725.20522 — fixed in 16.0.19725.20522
- Microsoft SharePoint Server Subscription Edition: from 16.0.0 before 16.0.19725.20522 — fixed in 16.0.19725.20522
How to fix
Upgrade to a fixed version: Microsoft SharePoint Server 16.0.19725.20522; Microsoft SharePoint Server Subscription Edition 16.0.19725.20522. Check the vendor advisory for mitigations.
References
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