CVE-2026-26105

CRITICAL EPSS 66.0%
Published Mar 10, 20263mo ago · Modified Mar 13, 20263mo ago
9.3 CVSS 3.1
Critical
Find Similar
Published Mar 10, 2026 3mo ago
Last Modified Mar 13, 2026 3mo ago

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 Details

Base Score
9.3
Exploitability
2.8
Impact
5.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
66.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 3

VendorProductVersionRange
microsoftsharepoint_server* <16.0.19725.20076
microsoftsharepoint_server2016any
microsoftsharepoint_server2019any

References 1

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.