Microsoft SharePoint Server Elevation of Privilege VulnerabilityVendor advisorypatch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70326 CVE-2026-70326
HIGH
Microsoft SharePoint Server Elevation of Privilege Vulnerability
Record summary
CVE-2026-70326 has a selected CVSS score of 8.8 (high).
Description
Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
Description source: GitHub Advisory
Exploitation context
CISA SSVC decision
ExploitationNone
AutomatableNo
Technical impactTotal
CISA Coordinator · SSVC 2.0.3 · Evaluated Aug 7, 2026 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
Microsoft SharePoint Server Subscription EditionBrowse Microsoft / Microsoft SharePoint Server Subscription Edition | CVE List | 16.0.0 to < 16.0.19725.20522 | affected |
References
2nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2026-70326