Medium severity6.1NVD Advisory· Published Dec 2, 2024· Updated Jun 17, 2026
CVE-2024-53989
CVE-2024-53989
Description
rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. There is a possible XSS vulnerability with certain configurations of Rails::HTML::Sanitizer 1.6.0 when used with Rails >= 7.1.0. A possible XSS vulnerability with certain configurations of Rails::HTML::Sanitizer may allow an attacker to inject content if HTML5 sanitization is enabled and the application developer has overridden the sanitizer's allowed tags for the the "noscript" element. This vulnerability is fixed in 1.6.1.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
rails-html-sanitizerRubyGems | >= 1.6.0, < 1.6.1 | 1.6.1 |
Affected products
4- cpe:2.3:a:rubyonrails:rails_html_sanitizers:1.6.0:*:*:*:*:rails:*:*
- ghsa-coords2 versionspkg:gem/rails-html-sanitizerpkg:rpm/opensuse/rubygem-rails-html-sanitizer&distro=openSUSE%20Tumbleweed
>= 1.6.0, < 1.6.1+ 1 more
- (no CPE)range: >= 1.6.0, < 1.6.1
- (no CPE)range: < 1.7.0-1.1
- Range: >= 1.6.0, < 1.6.1
Patches
Vulnerability mechanics
References
5- github.com/rails/rails-html-sanitizer/commit/16251735e36ebdc302e2f90f2a39cad56879414fnvdPatchWEB
- github.com/advisories/GHSA-rxv5-gxqc-xx8gghsaADVISORY
- github.com/rails/rails-html-sanitizer/security/advisories/GHSA-rxv5-gxqc-xx8gnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2024-53989ghsaADVISORY
- github.com/rubysec/ruby-advisory-db/blob/master/gems/rails-html-sanitizer/CVE-2024-53989.ymlghsaWEB
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