Is CVE-2026-26105 actively exploited?

CVE-2026-26105 has no public evidence of in-the-wild exploitation as of 2026-03-13.

What is the CVSS score for CVE-2026-26105?

CVE-2026-26105 has a CVSS score of 8.1 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

How do I patch CVE-2026-26105?

Patch guidance is available from microsoft security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-26105.

Fix CVE-2026-26105 - HIGH microsoft sharepoint server

Q: Which products are affected by CVE-2026-26105?

3 products: microsoft sharepoint server, microsoft sharepoint server, microsoft sharepoint server.

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 Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: none
Weaknesses: CWE-79 · Cross-site Scripting (XSS)

Metadata

Primary Vendor: MICROSOFT
Published: 3/10/2026
Last Modified: 3/13/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

microsoft : sharepoint_servermicrosoft : sharepoint_servermicrosoft : sharepoint_server

Remediation Guidance

Executive Summary

Cite this page

CVE-2026-26105. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2026-26105

View on NIST NVD

CVE-2026-26105 vulnerability