# Possible XSS Vulnerability in Rails::Html::SanitizerThere is a possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer.This vulnerability has been assigned the CVE identifier CVE-2022-32209.Versions Affected: ALLNot affected: NONEFixed Versions: v1.4.3## ImpactA possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer may allow an attacker to inject content if the application developer has overridden the sanitizer's allowed tags to allow both `select` and `style` elements.Code is only impacted if allowed tags are being overridden. This may be done via application configuration:```ruby# In config/application.rbconfig.action_view.sanitized_allowed_tags = ["select", "style"]```see https://guides.rubyonrails.org/configuring.html#configuring-action-viewOr it may be done with a `:tags` option to the Action View helper `sanitize`:```<%= sanitize @comment.body, tags: ["select", "style"] %>```see https://api.rubyonrails.org/classes/ActionView/Helpers/SanitizeHelper.html#method-i-sanitizeOr it may be done with Rails::Html::SafeListSanitizer directly:```ruby# class-level optionRails::Html::SafeListSanitizer.allowed_tags = ["select", "style"]```or```ruby# instance-level optionRails::Html::SafeListSanitizer.new.sanitize(@article.body, tags: ["select", "style"])```All users overriding the allowed tags by any of the above mechanisms to include both "select" and "style" should either upgrade or use one of the workarounds immediately.## ReleasesThe FIXED releases are available at the normal locations.## WorkaroundsRemove either `select` or `style` from the overridden allowed tags.## CreditsThis vulnerability was responsibly reported by [windshock](https://hackerone.com/windshock?type=user).
CVSS Details
- CVSS 3.1 Base Score: 6.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade rubygem-netrcUpgrade rubygem-oauthUpgrade rubygem-hashieUpgrade rubygem-unf_ext-debuginfoUpgrade rubygem-hammer_cli_foreman_ansibleUpgrade rubygem-ffiUpgrade rubygem-hammer_cli_foreman_templatesUpgrade rubygem-powerbarUpgrade rubygem-unf_ext-debugsourceUpgrade satellite-cliUpgrade rubygem-highlineUpgrade rubygem-hammer_cli_foremanUpgrade satellite-cloneUpgrade foreman-cliUpgrade rubygem-rest-clientUpgrade rubygem-unicode-display_widthUpgrade rubygem-hammer_cli_foreman_virt_who_configureUpgrade rubygem-clampUpgrade rubygem-foreman_maintainUpgrade rubygem-unfUpgrade rubygem-hammer_cli_foreman_adminUpgrade rubygem-hammer_cli_foreman_tasksUpgrade rubygem-mime-types-dataUpgrade rubygem-hammer_cli_foreman_openscapUpgrade satellite-maintainUpgrade rubygem-hammer_cliUpgrade rubygem-unicode-debuginfoUpgrade rubygem-ffi-debugsourceUpgrade rubygem-unicode-debugsourceUpgrade rubygem-multi_jsonUpgrade rubygem-jwtUpgrade rubygem-gssapiUpgrade python39-pulp_manifestUpgrade rubygem-mime-typesUpgrade rubygem-hammer_cli_foreman_azure_rmUpgrade rubygem-localeUpgrade rubygem-fast_gettextUpgrade rubygem-unf_extUpgrade rubygem-hammer_cli_foreman_remote_executionUpgrade rubygem-hammer_cli_katelloUpgrade rubygem-amazing_printUpgrade rubygem-hammer_cli_foreman_bootdiskUpgrade rubygem-ffi-debuginfoUpgrade rubygem-domain_nameUpgrade rubygem-unicodeUpgrade rubygem-little-pluggerUpgrade rubygem-hammer_cli_foreman_webhooksUpgrade rubygem-hammer_cli_foreman_discoveryUpgrade rubygem-http-cookieUpgrade rubygem-loggingUpgrade rubygem-apipie-bindings | Nov 17, 2022 | Jun 24, 2022 |
| Debian | — | Upgrade ruby-rails-html-sanitizer | Dec 9, 2022 | Jun 24, 2022 |
| Redhat_linux | — | Upgrade rubygem-amazing_printUpgrade rubygem-rest-clientUpgrade rubygem-foreman_maintainUpgrade rubygem-fast_gettextUpgrade foreman-cliUpgrade rubygem-localeUpgrade rubygem-hashieUpgrade rubygem-hammer_cliUpgrade rubygem-mime-types-dataUpgrade rubygem-highlineUpgrade rubygem-ffi-debuginfoUpgrade rubygem-jwtUpgrade rubygem-hammer_cli_foreman_tasksUpgrade rubygem-unfUpgrade rubygem-gssapiUpgrade rubygem-clampUpgrade rubygem-oauthUpgrade rubygem-ffiUpgrade satellite-maintainUpgrade rubygem-loggingUpgrade satellite-cloneUpgrade rubygem-hammer_cli_foreman_discoveryUpgrade rubygem-hammer_cli_foreman_adminUpgrade rubygem-unicode-debugsourceUpgrade rubygem-netrcUpgrade rubygem-hammer_cli_katelloUpgrade rubygem-hammer_cli_foreman_virt_who_configureUpgrade rubygem-powerbarUpgrade rubygem-http-cookieUpgrade rubygem-domain_nameUpgrade rubygem-unf_ext-debuginfoUpgrade rubygem-hammer_cli_foreman_openscapUpgrade rubygem-little-pluggerUpgrade satellite-cliUpgrade rubygem-apipie-bindingsUpgrade rubygem-unf_extUpgrade rubygem-hammer_cli_foreman_bootdiskUpgrade rubygem-hammer_cli_foreman_azure_rmUpgrade rubygem-hammer_cli_foreman_webhooksUpgrade rubygem-unicode-debuginfoUpgrade rubygem-unicode-display_widthUpgrade rubygem-unicodeUpgrade rubygem-hammer_cli_foreman_ansibleUpgrade rubygem-hammer_cli_foreman_templatesUpgrade rubygem-ffi-debugsourceUpgrade python39-pulp_manifestUpgrade rubygem-mime-typesUpgrade rubygem-hammer_cli_foremanUpgrade rubygem-multi_jsonUpgrade rubygem-unf_ext-debugsourceUpgrade rubygem-hammer_cli_foreman_remote_execution | Nov 17, 2022 | Jun 24, 2022 |
| Rocky_linux | — | Upgrade libdb-debuginfoUpgrade libdb-debugsourceUpgrade libdb-sql-devel-debuginfoUpgrade libdb-sql-debuginfoUpgrade libdb-cxxUpgrade libdb-utils-debuginfoUpgrade libdb-cxx-debuginfo | Mar 12, 2024 | Jun 24, 2022 |
| Suse | — | Upgrade ruby2.5-rubygem-rails-html-sanitizer-testsuiteUpgrade ruby2.5-rubygem-rails-html-sanitizerUpgrade ruby2.5-rubygem-rails-html-sanitizer-doc | Oct 26, 2022 | Jun 24, 2022 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub