Visual Studio Remote Code Execution Vulnerability

Security Vulnerability

Released: Jan 12, 2021

Assigning CNA
MITRE Corporation
CVE.org link
CVE-2020-26870
Impact
Remote Code Execution
Max Severity
Important
CVSS Source
Microsoft
Vector String
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Please see Common Vulnerability Scoring System for more information on the definition of these metrics.

Exploitability

The following table provides an exploitability assessment for this vulnerability at the time of original publication.

Publicly disclosed
No
Exploited
No
Exploitability assessment
Exploitation Less Likely

FAQ

Why is a CVE that was issued by the MITRE Corporation in the Security Update Guide?

CVE-2020-26870 documents a vulnerability in Cure53 DOMPurify which is open source software used by Visual Studio. The documented Visual Studio updates incorporate the updates in Cure53 DOMPurify which address the vulnerability.

Acknowledgements

Microsoft recognizes the efforts of those in the security community who help us protect customers through coordinated vulnerability disclosure. See Acknowledgements for more information.

Security Updates

To determine the support lifecycle for your software, see the Microsoft Support Lifecycle.

Release date Descending

Disclaimer

The information provided in the Microsoft Knowledge Base is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.

Revisions

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