Coverage › CVE-2020-1147
CVE-2020-1147 Unmapped
Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability
- Vendor / product
- Microsoft — .NET Framework, SharePoint, Visual Studio
- Description (CISA)
- 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.
- Added to KEV
- 2021-11-03
- Due date
- 2022-05-03
- Required action
- Apply updates per vendor instructions.
- Known ransomware use
- Unknown
- CWE
- none recorded by CISA
- CISA notes
- https://nvd.nist.gov/vuln/detail/CVE-2020-1147
- Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2020-1147. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.