CVE-2026-26105

CWE-79 — Cross-site Scripting (XSS)5 documents5 sources
Severity
9.3CRITICAL
EPSS
0.1%
top 81.77%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Microsoft Microsoft Sharepoint Enterprise Server 2016Microsoft Microsoft Sharepoint Server 2019Microsoft Microsoft Sharepoint Server Subscription Edition+1 more
Timeline
PublishedMar 10

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:NExploitability: 2.8 | Impact: 5.2

Affected Packages4 packages

▶NVDmicrosoft/sharepoint_server< 16.0.19725.20076+2
▶CVEListV5microsoft/microsoft_sharepoint_server_201916.0.0 — 16.0.10417.20102
▶CVEListV5microsoft/microsoft_sharepoint_enterprise_server_201616.0.0 — 16.0.5543.1000
▶CVEListV5microsoft/microsoft_sharepoint_server_subscription_edition16.0.0 — 16.0.19725.20076

🔴Vulnerability Details

2
CVEList
Microsoft SharePoint Server Spoofing Vulnerability↗2026-03-10
▶
GHSA
GHSA-px4g-m59h-rc4r: Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to↗2026-03-10
▶

📋Vendor Advisories

1
Microsoft
Microsoft SharePoint Server Spoofing Vulnerability↗2026-03-10
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-26105 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶