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WS-2020-0341
Published:May 14, 2026
Updated:May 14, 2026
Arbitrary Code Execution vulnerability was found in front-matter before 4.0.1. Caused by the default usage of the function yaml.load().
Affected Packages
front-matter (NPM):
Affected version(s) >=0.0.1 <4.0.1
Fix Suggestion:
Update to version 4.0.1
z4a-dotnet-scaffold (NUGET):
Affected version(s) =1.0.0.1 <1.0.0.2
Fix Suggestion:
Update to version 1.0.0.2
acquia/acquia_cms (PHP):
Affected version(s) >=2020-10-12 <2020-11-05
Fix Suggestion:
Update to version 2020-11-05
acquia/acquia_cms (PHP):
Affected version(s) =2020-10-05 <2020-10-11
Fix Suggestion:
Update to version 2020-10-11
acquia/acquia_cms (PHP):
Affected version(s) =2020-11-13 <2020-11-17
Fix Suggestion:
Update to version 2020-11-17
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
LOW