CVE-2022-38009Network attack vector

Authenticated code execution via undisclosed mechanism

Published Sep 13, 2022 · Updated Mar 11, 2025

Remote code execution in affected Microsoft SharePoint Server editions allows remote authenticated users to execute code over the network. Microsoft has not published the vulnerable component, request path, or incorrect operation that processes attacker-controlled input. Exploitation requires low-privileged SharePoint authentication and no user interaction; the public record identifies no narrower role or nondefault configuration.

CVSS severity8.8
High
EPSS probability2.13%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Remote code execution in affected Microsoft SharePoint Server editions allows remote authenticated users to execute code over the network. Microsoft has not published the vulnerable component, request path, or incorrect operation that processes attacker-controlled input. Exploitation requires low-privileged SharePoint authentication and no user interaction; the public record identifies no narrower role or nondefault configuration.

The record

CVE
CVE-2022-38009
Published
Sep 13, 2022
Updated
Mar 11, 2025
Vendor
Microsoft
Product
Microsoft SharePoint Foundation 2013
Classifications
T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 13, 2022CVE publishedPublication date reported by the CVE source.
  2. Mar 11, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=15.0.0 <15.0.5485.1000

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Microsoft · Microsoft SharePoint Foundation 2013version=15.0.0 <15.0.5485.1000
Microsoft · Microsoft SharePoint Enterprise Server 2016version=16.0.0 <16.0.5361.1002
Microsoft · Microsoft SharePoint Enterprise Server 2013version=15.0.0 <15.0.5485.1000
Microsoft · Microsoft SharePoint Server 2019version=16.0.0 <16.0.10390.20000
Microsoft · Microsoft SharePoint Server Subscription Editionversion=16.0.0 <16.0.15601.20052

Published CVSS scores

8.8Microsoft CorporationCVSS:3.1/AV:N/AC:L/PR:L/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

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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