Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/14968?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/14968?format=api", "vulnerability_id": "VCID-apxn-up79-x3ge", "summary": "rails-html-sanitizer has XSS vulnerability with certain configurations\n## Summary\n\nThere is a possible XSS vulnerability with certain configurations of Rails::HTML::Sanitizer 1.6.0 when used with Rails >= 7.1.0.\n\n* Versions affected: 1.6.0\n* Not affected: < 1.6.0\n* Fixed versions: 1.6.1\n\n## Impact\n\nA 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 in the following way:\n\n- the \"noscript\" element is explicitly allowed\n\nCode is only impacted if Rails is configured to use HTML5 sanitization, please see documentation for [`config.action_view.sanitizer_vendor`](https://guides.rubyonrails.org/configuring.html#config-action-view-sanitizer-vendor) and [`config.action_text.sanitizer_vendor`](https://guides.rubyonrails.org/configuring.html#config-action-text-sanitizer-vendor) for more information on these configuration options.\n\nThe default configuration is to disallow all of these elements. Code is only impacted if allowed tags are being overridden. Applications may be doing this in a few different ways:\n\n1. using application configuration to configure Action View sanitizers' allowed tags:\n\n ```ruby\n # In config/application.rb\n config.action_view.sanitized_allowed_tags = [\"noscript\"]\n ```\n\n see https://guides.rubyonrails.org/configuring.html#configuring-action-view\n\n2. using a `:tags` option to the Action View helper `sanitize`:\n\n ```\n <%= sanitize @comment.body, tags: [\"noscript\"] %>\n ```\n\n see https://api.rubyonrails.org/classes/ActionView/Helpers/SanitizeHelper.html#method-i-sanitize\n\n3. setting Rails::HTML5::SafeListSanitizer class attribute `allowed_tags`:\n\n ```ruby\n # class-level option\n Rails::HTML5::SafeListSanitizer.allowed_tags = [\"noscript\"]\n ```\n\n (note that this class may also be referenced as `Rails::Html::SafeListSanitizer`)\n\n4. using a `:tags` options to the Rails::HTML5::SafeListSanitizer instance method `sanitize`:\n\n ```ruby\n # instance-level option\n Rails::HTML5::SafeListSanitizer.new.sanitize(@article.body, tags: [\"noscript\"])\n ```\n\n (note that this class may also be referenced as `Rails::Html::SafeListSanitizer`)\n\n5. setting ActionText::ContentHelper module attribute `allowed_tags`:\n\n ```ruby\n ActionText::ContentHelper.allowed_tags = [\"noscript\"]\n ```\n\nAll users overriding the allowed tags by any of the above mechanisms to include \"noscript\" should either upgrade or use one of the workarounds.\n\n\n## Workarounds\n\nAny one of the following actions will work around this issue:\n\n- Remove \"noscript\" from the overridden allowed tags,\n- Or, downgrade sanitization to HTML4 (see documentation for [`config.action_view.sanitizer_vendor`](https://guides.rubyonrails.org/configuring.html#config-action-view-sanitizer-vendor) and [`config.action_text.sanitizer_vendor`](https://guides.rubyonrails.org/configuring.html#config-action-text-sanitizer-vendor) for more information).\n\n\n## References\n\n- [CWE - CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (4.9)](https://cwe.mitre.org/data/definitions/79.html)\n- Original report: https://hackerone.com/reports/2509647\n\n## Credit\n\nThis vulnerability was responsibly reported by So Sakaguchi ([mokusou](https://hackerone.com/mokusou)) and [taise](https://hackerone.com/taise).", "aliases": [ { "alias": "CVE-2024-53989" }, { "alias": "GHSA-rxv5-gxqc-xx8g" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/938372?format=api", "purl": "pkg:deb/debian/ruby-rails-html-sanitizer@0?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rails-html-sanitizer@0%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/938366?format=api", "purl": "pkg:deb/debian/ruby-rails-html-sanitizer@1.3.0-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rails-html-sanitizer@1.3.0-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/938364?format=api", "purl": "pkg:deb/debian/ruby-rails-html-sanitizer@1.4.4-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rails-html-sanitizer@1.4.4-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/938368?format=api", "purl": "pkg:deb/debian/ruby-rails-html-sanitizer@1.6.2-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rails-html-sanitizer@1.6.2-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/938367?format=api", "purl": "pkg:deb/debian/ruby-rails-html-sanitizer@1.7.0-1?distro=trixie", "is_vulnerable": false, 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"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X" }, { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-03T14:35:22Z/" } ], "url": "https://github.com/rails/rails-html-sanitizer/security/advisories/GHSA-rxv5-gxqc-xx8g" }, { "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rails-html-sanitizer/CVE-2024-53989.yml", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.3", "scoring_system": "cvssv4", "scoring_elements": 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"reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2330055" }, { "reference_url": "https://github.com/advisories/GHSA-rxv5-gxqc-xx8g", "reference_id": "GHSA-rxv5-gxqc-xx8g", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-rxv5-gxqc-xx8g" } ], "weaknesses": [ { "cwe_id": 79, "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "description": "The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." }, { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with 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