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HIGHCVE-2026-26105Published Modified CNA microsoft

CVE-2026-26105: Microsoft SharePoint Server Spoofing Vulnerability

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.

Metrics

CVSS v3.1
8.1
Severity
HIGH
Fixed in
16.0.5543.1000
Affected Products
3

Fix available

16.0.5543.100016.0.10417.2010216.0.19725.20076
Patch commits
Affected packages
  • Microsoft / Microsoft SharePoint Enterprise Server 2016
    < 16.0.5543.1000 (from 16.0.0)
  • Microsoft / Microsoft SharePoint Server 2019
    < 16.0.10417.20102 (from 16.0.0)
  • Microsoft / Microsoft SharePoint Server Subscription Edition
    < 16.0.19725.20076 (from 16.0.0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
References