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CVE-2026-26105 - Vulnerability Analysis

HighCVSS: 8.1

Last Updated: March 11, 2026

Microsoft Office SharePoint - Stored XSS

Published: March 10, 2026Updated: March 11, 2026Remote Exploitable

Overview

Microsoft Office SharePoint contains a stored XSS caused by improper neutralization of input during web page generation, letting unauthorized attackers perform spoofing over a network, exploit requires no special privileges.

Severity & Score

Severity: High

CVSS Score: 8.1

Impact

Unauthorized attackers can perform spoofing attacks over a network, potentially deceiving users or stealing information.

Mitigation

Update to the latest version of Microsoft Office SharePoint.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26105

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-26105
Severity: High
CVSS Score: 8.1
Type: stored_xss
Status: unconfirmed

CWE

CWE-79

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N