Report Security Issues

2002-02-01

Please send a mail to security@ruby-lang.org to report security issues. Reported problems will be published after fixes.

Recent News

Redesign our Site Identity

We are excited to announce a comprehensive redesign of our site. The design for this update was created by Taeko Akatsuka.

Posted by Hiroshi SHIBATA on 22 Dec 2025

Ruby 4.0.0 preview3 Released

We are pleased to announce the release of Ruby 4.0.0-preview3. Ruby 4.0 introduces Ruby::Box and “ZJIT”, and adds many improvements.

Posted by naruse on 18 Dec 2025

Ruby 4.0.0 preview2 Released

We are pleased to announce the release of Ruby 4.0.0-preview2. Ruby 4.0 updates its Unicode version to 17,0.0, and so on.

Posted by naruse on 17 Nov 2025

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