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CVE-2026-58644

nvd nist
Published: Jul 14, 2026Modified: Jul 17, 2026CISA KEV

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: secure@microsoft.com (Secondary)

Description

Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.

Affected (3)

Microsoft
1 product
Sharepoint Server
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Microsoft
Sharepoint Server
Before 16.0.19725.20434
Sharepoint Server
Version 2016
Sharepoint Server
Version 2019

Related CWEs

CWE-502
Deserialization of Untrusted Data
The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

References (2)

Source: secure@microsoft.com
PatchVendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.