Cross-site scripting (XSS) vulnerability in Ruby on Rails 2.x before 2.2.3, and 2.3.x before 2.3.4, allows remote attackers to inject arbitrary web script or HTML by placing malformed Unicode strings into a form helper.

References

• https://nvd.nist.gov/vuln/detail/CVE-2009-3009
• https://exchange.xforce.ibmcloud.com/vulnerabilities/53036
• GHSA-8qrh-h9m2-5fvf
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=545063
• http://groups.google.com/group/rubyonrails-security/msg/7f57cd7794e1d1b4?dmode=source
• http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.html
• http://secunia.com/advisories/36600
• http://secunia.com/advisories/36717
• http://securitytracker.com/id?1022824
• http://support.apple.com/kb/HT4077
• http://weblog.rubyonrails.org/2009/9/4/xss-vulnerability-in-ruby-on-rails
• http://www.debian.org/security/2009/dsa-1887
• http://www.osvdb.org/57666
• http://www.securityfocus.com/bid/36278
• http://www.vupen.com/english/advisories/2009/2544
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2009-3009.yml