Cross-site Scripting (XSS) Affecting ruby-rails-html-sanitizer package, versions <1.0.3-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published14 Aug 2026
- disclosed16 Feb 2016
Introduced: 16 Feb 2016
CVE-2015-7580 (opens in a new tab)How to fix?
Upgrade Echo:latest ruby-rails-html-sanitizer to version 1.0.3-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ruby-rails-html-sanitizer package and not the ruby-rails-html-sanitizer package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
Cross-site scripting (XSS) vulnerability in lib/rails/html/scrubbers.rb in the rails-html-sanitizer gem before 1.0.3 for Ruby on Rails 4.2.x and 5.x allows remote attackers to inject arbitrary web script or HTML via a crafted CDATA node.
References
- https://advisory.echohq.com/cve/CVE-2015-7580
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00024.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html
- http://www.openwall.com/lists/oss-security/2016/01/25/15
- http://www.securitytracker.com/id/1034816
- https://github.com/rails/rails-html-sanitizer/commit/63903b0eaa6d2a4e1c91bc86008256c4c8335e78
- https://groups.google.com/forum/message/raw?msg=rubyonrails-security/uh--W4TDwmI/m_CVZtdbFQAJ