Description
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.
Affected products
microsoft: sharepoint online
References1
- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70332 Vendor Advisory
Metrics
- CVSS 3.1
-
9.6
CRITICAL
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - EPSS — exploit probability
- 1% percentile: 59 · as of 12 November 2026
- CWE
- CWE-79
Could this be exploited in your environment?
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