CVE-2023-38177 Microsoft SharePoint Server Remote Code Execution Vulnerability
An attacker can execute arbitrary code on Microsoft SharePoint Server via a deserialization vulnerability.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-38177?
CVE-2023-38177 is a medium-severity unsafe deserialization vulnerability in Microsoft Sharepoint Enterprise Server, published on 14 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Microsoft SharePoint Server Remote Code Execution Vulnerability
Weakness: CWE-502
Which versions are affected by CVE-2023-38177?
It affects 2 products.
Products include Microsoft Sharepoint Enterprise Server, Microsoft Sharepoint Server.
How do I fix CVE-2023-38177?
No fix has been published for CVE-2023-38177 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2023-38177 being exploited?
There is no known exploitation of CVE-2023-38177 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Sharepoint Enterprise Server
- CVE-2019-0604 Microsoft SharePoint Remote Code Execution
- CVE-2023-24955 Microsoft SharePoint Server Code Injection
- CVE-2025-49706 Microsoft SharePoint Improper Authentication
- CVE-2020-1210 Microsoft SharePoint Remote Code Execution Vulnerability
- CVE-2020-1595 Microsoft SharePoint Remote Code Execution Vulnerability
Sources
Also known as GHSA-jq2p-9w9x-5vq6.