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Microsoft Security Response CenterCVE-2026-70332

Microsoft Office SharePoint Spoofing Vulnerability

CriticalVendor CVSS 9.6 / 10 1 CVE Published Aug 6, 2026 at 7:00 AM UTC

Summary

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

Products covered

  • Microsoft SharePoint Online

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 1

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.