CVE-2026-69943: Microsoft Office SharePoint path traversal code execution

CVE-2026-69943 · Severity: high · CVSS 8.8 · Published 2026-10-13

Microsoft Office SharePoint, a collaboration platform used by enterprises to manage documents and workflows, contains a path traversal vulnerability that allows authorized users to execute arbitrary code on the server. An attacker with valid SharePoint credentials could exploit this flaw to gain unauthorized command execution and potentially compromise sensitive business data or disrupt operations.

Technologies: Microsoft Office SharePoint, Microsoft SharePoint Server. Vendors: Microsoft.

Quick answers

Is CVE-2026-69943 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-69943 being exploited in the wild.
How severe is CVE-2026-69943?
High severity, with a CVSS score of 8.8, published 13 October 2026.
Which products and versions are affected?
Microsoft Office SharePoint.
Is there a fix for CVE-2026-69943?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-69943 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-69943?
Check whether you run Microsoft Office SharePoint or Microsoft SharePoint Server. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A path traversal vulnerability in Microsoft Office SharePoint allows an authenticated attacker to escape directory restrictions and reach unauthorized file locations on the server. The vulnerability can be exploited over the network to achieve remote code execution with the privileges of the SharePoint process. No public exploit code is currently known to be circulating.

Affected products

  • Microsoft Office SharePoint

Timeline

  • 2026-10-13: disclosed

References

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