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The sanitize helper in lib/action_controller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle encoded : (colon) characters in URLs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted scheme name, as demonstrated by including a : sequence.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade ruby-rails. | Aug 30, 2017 | Mar 19, 2013 |
| Apple Osx Note | — | Upgrade macOS to the latest versionApply OS X security update 2013-002 | Aug 28, 2015 | Mar 19, 2013 |
| Apple Osx Ruby | — | Apply OS X security update 2013-002 | Jun 20, 2013 | Mar 19, 2013 |
| Debian | — | Upgrade rails | Jul 30, 2024 | Mar 19, 2013 |
| Freebsd | — | Upgrade rubygem-activesupportUpgrade rubygem-activerecordUpgrade rubygem-actionpackUpgrade rubygem-rails | Dec 10, 2025 | Apr 10, 2013 |
| Gentoo Linux | — | Upgrade dev-ruby/rails. | Oct 30, 2017 | Mar 19, 2013 |
| Ruby_on_rails | — | Upgrade to the latest version of Ruby on Rails | Jan 3, 2020 | Mar 19, 2013 |
| Suse | — | Upgrade rubygem-actionpack-3_2-docUpgrade rubygem-actionpack-2_3-testsuiteUpgrade rubygem-actionpack-2_3Upgrade rubygem-actionpack-3_2Upgrade rubygem-actionpack-2_3-doc | Dec 12, 2013 | Mar 19, 2013 |
| Ubuntu | — | Upgrade ruby-actionpack-3.2 | Nov 19, 2024 | Mar 19, 2013 |
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