CVE-2009-3009

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-09-08 · updated 2026-06-16
Weakness: CWE-79

Description

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.

Affected products

Ruby on Rails: 2.0.0, 2.0.0-rc1, 2.0.0-rc2, 2.0.1, 2.0.2, 2.0.4 (+8)

References

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

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