CVE-2011-2932

Cross-site scripting (XSS) vulnerability in activesupport/lib/active_support/core_ext/string/output_safety.rb in Ruby on Rails 2.x before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allows remote attackers to inject arbitrary web script or HTML via a malformed Unicode string, related to a "UTF-8 escaping vulnerability."

• CWE-79

• http://groups.google.com/group/rubyonrails-security/msg/f1d2749773db9f21?dmode=source&output=gplainPatch
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065114.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065189.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065212.html
• http://secunia.com/advisories/45917
• http://weblog.rubyonrails.org/2011/8/16/ann-rails-3-1-0-rc6Patch
• http://www.openwall.com/lists/oss-security/2011/08/17/1Patch
• http://www.openwall.com/lists/oss-security/2011/08/19/11Patch
• http://www.openwall.com/lists/oss-security/2011/08/20/1Patch
• http://www.openwall.com/lists/oss-security/2011/08/22/13Patch
• http://www.openwall.com/lists/oss-security/2011/08/22/14
• http://www.openwall.com/lists/oss-security/2011/08/22/5Patch
• https://bugzilla.redhat.com/show_bug.cgi?id=731435Patch
• https://github.com/rails/rails/commit/bfc432574d0b141fd7fe759edfe9b6771dd306bdPatch
• http://groups.google.com/group/rubyonrails-security/msg/f1d2749773db9f21?dmode=source&output=gplainPatch
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065114.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065189.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065212.html
• http://secunia.com/advisories/45917
• http://weblog.rubyonrails.org/2011/8/16/ann-rails-3-1-0-rc6Patch
• http://www.openwall.com/lists/oss-security/2011/08/17/1Patch
• http://www.openwall.com/lists/oss-security/2011/08/19/11Patch
• http://www.openwall.com/lists/oss-security/2011/08/20/1Patch
• http://www.openwall.com/lists/oss-security/2011/08/22/13Patch
• http://www.openwall.com/lists/oss-security/2011/08/22/14
• http://www.openwall.com/lists/oss-security/2011/08/22/5Patch
• https://bugzilla.redhat.com/show_bug.cgi?id=731435Patch
• https://github.com/rails/rails/commit/bfc432574d0b141fd7fe759edfe9b6771dd306bdPatch

Published

Aug 29, 2011

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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