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MicrosoftCVE-2026-70332

Microsoft SharePoint Online: cross-site scripting

Critical9.6CVE-2026-70332 · Published Aug 7, 2026

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.

Microsoft advisory

Affected versions

PackageAffectedFixed in
Microsoft SharePoint Online
Product
all versionsNo fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-79

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