CVE-2024-38227Network attack vector

Site Owner code execution via command injection

Published Sep 10, 2024 · Updated Aug 10, 2026

Command injection in Microsoft SharePoint Server allows remote authenticated users with Site Owner permissions to execute arbitrary code. Microsoft identifies the weakness as command injection but has not disclosed the affected component, input, or command-construction operation. Successful exploitation requires Site Owner permissions and runs injected code in the SharePoint Server context, allowing control of data and service behavior.

CVSS severity7.2
High
EPSS probability8.16%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Command injection in Microsoft SharePoint Server allows remote authenticated users with Site Owner permissions to execute arbitrary code. Microsoft identifies the weakness as command injection but has not disclosed the affected component, input, or command-construction operation. Successful exploitation requires Site Owner permissions and runs injected code in the SharePoint Server context, allowing control of data and service behavior.

The record

CVE
CVE-2024-38227
Published
Sep 10, 2024
Updated
Aug 10, 2026
Vendor
Microsoft
Product
Microsoft SharePoint Enterprise Server 2016
Classifications
CWE-77, T1190
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Sep 10, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 10, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=16.0.0 <16.0.5465.1001

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Microsoft · Microsoft SharePoint Enterprise Server 2016version=16.0.0 <16.0.5465.1001
Microsoft · Microsoft SharePoint Server 2019version=16.0.0 <16.0.10414.20002
Microsoft · Microsoft SharePoint Server Subscription Editionversion=16.0.0 <16.0.17928.20086

Published CVSS scores

7.2Microsoft CorporationCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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