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Vulnerability advisory

GHSA-fcqf-h4h4-695m

actionpack CRLF injection vulnerability

Published Updated OSV record ↗

Also known as CVE-2011-3186

Severity

Severity not reported.

Affected versions

actionpack RubyGems

All actionpack advisories →
AffectedFixed in
2.3.0 to before 2.3.132.3.13Advisories →
Also listed as affected (13)

Description

CRLF injection vulnerability in actionpack/lib/action_controller/response.rb in Ruby on Rails 2.3.x before 2.3.13 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via the Content-Type header.

References

  • Codex
  • Claude Code
  • VS Code
  • GitHub Copilot
  • Cursor
  • Cline
  • Windsurf
  • Google Anti-gravity
  • OpenCode
  • Pi
  • Gemini CLI
  • Hermes Agent
  • Zed
  • Junie
  • Qwen Code
  • Kiro
  • Kilo Code
  • Factory Droid

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