CVE-2026-47294 - Microsoft SharePoint Server Remote Code Execution Vulnerability

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HIGH

Microsoft SharePoint Server Remote Code Execution Vulnerability

Published Jun 1, 2026

8.0

HIGH

CVSS 3.1

EPSS 1.21%

Description

Improper neutralization of special elements used in an os command ('os command injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Affected products

Vendor Microsoft Product Microsoft SharePoint Enterprise Server 2016 Default
n/a
- Version
  16.0.0
  Status
  affected
  Constraints
  <16.0.5552.1002
Vendor Microsoft Product Microsoft SharePoint Server 2019 Default
n/a
- Version
  16.0.0
  Status
  affected
  Constraints
  <16.0.10417.20128
Vendor Microsoft Product Microsoft SharePoint Server Subscription Edition Default
n/a
- Version
  16.0.0
  Status
  affected
  Constraints
  <16.0.19725.20280

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Microsoft

Microsoft SharePoint Enterprise Server 2016

n/a

Version	Status	Constraints
16.0.0	affected	<16.0.5552.1002

Microsoft

Microsoft SharePoint Server 2019

n/a

Version	Status	Constraints
16.0.0	affected	<16.0.10417.20128

Microsoft

Microsoft SharePoint Server Subscription Edition

n/a

Version	Status	Constraints
16.0.0	affected	<16.0.19725.20280

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-78

OS Command Injection

References (2)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-33745
Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47294
vendor-advisorypatchVendor Advisory

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-33745		Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47294		vendor-advisorypatchVendor Advisory