CVE-2020-1147
Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability
Summary
Microsoft .NET Framework, Microsoft SharePoint, and Visual Studio contain a remote code execution vulnerability when the software fails to check the source markup of XML file input. Successful exploitation allows an attacker to execute code in the context of the process responsible for deserialization of the XML content.
Affected software
Vendor: Microsoft · Product: .NET Framework, SharePoint, Visual Studio
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Microsoft
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2021-34473 | Microsoft Exchange Server Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2021-26855 | Microsoft Exchange Server Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2019-0708 | Microsoft Remote Desktop Services Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2015-1635 | Microsoft HTTP.sys Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2021-34523 | Microsoft Exchange Server Privilege Escalation Vulnerability | 100.0% | Yes |
| CVE-2022-41082 | Microsoft Exchange Server Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2012-0158 | Microsoft MSCOMCTL.OCX Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2020-0688 | Microsoft Exchange Server Validation Key Remote Code Execution Vulnerability | 100.0% | Yes |
Is your domain exposed?
Run a free, instant security report for any domain — exposure score, email auth, TLS and breach metadata.
Get your free reportAll information is aggregated from public sources for awareness only and does not constitute an accusation or a security assessment. No personal data or credentials are published.