GCVE-110-NCSC-2026-474

Advisory PublishedCVSS 9.9/10

Vulnetix · Advisory published November 10, 2026

Microsoft Office SharePoint contains an input neutralization flaw during web page generation that allows authorized attackers to conduct network spoofing through cross-site scripting.

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Weaknesses (CWE)

CWE-79Improper Neutralization of Input During Web Page GenerationCWE-863Incorrect Authorization

Risk Scores

CVSS 3.1

9.9/10

Critical · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected Products

Vendor	Product	Versions	Platforms
Microsoft	vers:unknown/*	—	—

Aliases

CVE-2026-109454 CVE-2026-120002

References

advisory

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