Improper access control in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Oct 13, 2026 · NIST NVD

   Detected

   Improper access control in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

2. Oct 14, 2026 · NIST NVD

   Updated

   Improper access control in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

Affected

• cpe microsoft/sharepoint serverversion unspecified
• microsoft Microsoft SharePoint Server Subscription Editionversion unspecified
• vendor Microsoft Microsoft SharePoint Server Subscription Editionversion unspecified

Sources

• CIRCL Vulnerability LookupVulnerability recordCVE-2026-70217

  Improper access control in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

  vulnerability.circl.lu
• CVE.orgVulnerability recordCVE-2026-70217

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2026-70217

  30-day exploitation probability 0.9%

  first.org
• Microsoft Security Update GuideVendor advisoryCVE-2026-70217

  Microsoft SharePoint Server Subscription Edition

  msrc.microsoft.com
• NIST NVDVulnerability recordCVE-2026-70217

  Improper access control in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

  nvd.nist.gov

References

• Patch · msrc.microsoft.com