CVE-2021-27052 Microsoft SharePoint Server Information Disclosure Vulnerability
An attacker can exploit this vulnerability to disclose sensitive information from Microsoft SharePoint Server installations.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-27052?
CVE-2021-27052 is a medium-severity vulnerability in Microsoft Sharepoint Enterprise Server, published on 11 Mar 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Microsoft SharePoint Server Information Disclosure Vulnerability
Which versions are affected by CVE-2021-27052?
It affects 2 products.
Products include Microsoft Sharepoint Enterprise Server, Microsoft Sharepoint Server.
How do I fix CVE-2021-27052?
No fix has been published for CVE-2021-27052 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-27052 being exploited?
There is no known exploitation of CVE-2021-27052 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-3cc8-469j-w7qg.