CVE-2020-0646

A remote code execution vulnerability exists when the Microsoft .NET Framework fails to validate input properly, aka '.NET Framework Remote Code Execution Injection Vulnerability'.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

99.22% chance of exploitation in the next 30 days, 100th percentile

CISA KEV

added 2021-11-03

Nuclei

critical · CWE-91

Published

2020-01-14

Updated

2025-10-21

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/156930/SharePoint-Workflows-XOML-Injection.html

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/code/cves/2020/CVE-2020-0646.yaml

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/sharepoint_workflow…

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/48275

References

• CVE Record
• NVD entry

Related

• CVE-2020-0642
• CVE-2020-0665
• CVE-2020-0624
• CVE-2020-0668
• CVE-2020-0618
• CVE-2020-0674