EOL-ruby-4.0
Published Dec 25, 2025
·Updated
Affected Software
1 affected componentFixes available
Ruby Ruby=4.0
4.0.5
The EOL-ruby-4.0 vulnerability is classified as high severity due to the potential for exploitation.
To fix EOL-ruby-4.0, upgrade to a supported version of Ruby that is actively maintained.
The risks of EOL-ruby-4.0 include exposure to unpatched security vulnerabilities and the lack of community support.
EOL-ruby-4.0 is set to be officially unsupported as of its release date on December 25, 2025.
You can check your application's runtime environment or dependency files to see if they specify Ruby version 4.0.