CVE-2019-1202 SharePoint Information Disclosure Vulnerability
An authenticated attacker can hijack another user's session in Microsoft SharePoint by exploiting improper session object handling.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-1202?
CVE-2019-1202 is a medium-severity vulnerability in Microsoft Sharepoint Enterprise Server, published on 14 Aug 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An information disclosure vulnerability exists in the way Microsoft SharePoint handles session objects. An authenticated attacker who successfully exploited the vulnerability could hijack the session of another user. To exploit this vulnerability, the attacker could run a specially crafted application. The security update corrects how SharePoint handles session objects to prevent user session hijacking.
Weakness: CWE-200
Which versions are affected by CVE-2019-1202?
It affects 3 products.
Products include Microsoft Sharepoint Enterprise Server, Microsoft Sharepoint Foundation, Microsoft Sharepoint Server.
How do I fix CVE-2019-1202?
No fix has been published for CVE-2019-1202 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-1202 being exploited?
There is no known exploitation of CVE-2019-1202 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-3hrw-8w6h-x9jc.