by Kastro
Paper/Archive/CVE-2026-70332

CVE-2026-70332

Microsoft Microsoft SharePoint Online — Microsoft Office SharePoint Spoofing Vulnerability

EPSS 0.9%CVSS 9.6
critical.is priorityof 100
41
CVSS 9.6 (CNA)9.6 / 10 × 3028.8Not in CISA KEV+300.0EPSS percentile 58.5.585 × 2011.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
Microsoft SharePoint Online-–CNA

Scores by source

microsoft (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

patchmsrc.microsoft.com/update-guide/vulnerability/CVE-2026-70332