CVE-2012-3464

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-08-10 · updated 2026-06-16
Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in activesupport/lib/active_support/core_ext/string/output_safety.rb in Ruby on Rails before 3.0.17, 3.1.x before 3.1.8, and 3.2.x before 3.2.8 might allow remote attackers to inject arbitrary web script or HTML via vectors involving a ' (quote) character.

Affected products

Ruby on Rails: 0.9.1, 0.9.2, 0.9.3, 0.9.4, 0.9.4.1, 0.10.0 (+124)
rubyonrails Ruby On Rails: through 3.0.16; 0.5.0, 0.5.5, 0.5.6, 0.5.7, 0.6.0, 0.6.5 (+5)

References

http://rhn.redhat.com/errata/RHSA-2013-0154.html
http://secunia.com/advisories/50694
http://weblog.rubyonrails.org/2012/8/9/ann-rails-3-2-8-has-been-released/
https://groups.google.com/group/rubyonrails-security/msg/8f1bbe1cef8c6caf?dmode=source&output=gplain
http://rhn.redhat.com/errata/RHSA-2013-0154.html
http://secunia.com/advisories/50694
http://weblog.rubyonrails.org/2012/8/9/ann-rails-3-2-8-has-been-released/
https://groups.google.com/group/rubyonrails-security/msg/8f1bbe1cef8c6caf?dmode=source&output=gplain

Get alerted when CVE-2012-3464 or the next vulnerability affects your stack