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rubygem-rails-html-sanitizer: non-whitelisted attributes are present in sanitized output when input with specially-crafted HTML fragments leading to XSS vulnerability

🗓️ 07 Feb 2019 23:01:32Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Rails HTML Sanitizer versions below 1.0.4 leak non-whitelisted attributes, enabling XSS.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7anyansible-runner0:1.1.2-2.el7ar.noarchansible-runner-0:1.1.2-2.el7ar.noarch.noarch.rpm
Red Hat Enterprise Linux7x86_64ansible-tower0:3.3.3-1.el7atansible-tower-0:3.3.3-1.el7at.x86_64.rpm
Red Hat Enterprise Linux7x86_64ansible-tower-server0:3.3.3-1.el7atansible-tower-server-0:3.3.3-1.el7at.x86_64.rpm
Red Hat Enterprise Linux7x86_64ansible-tower-setup0:3.3.3-1.el7atansible-tower-setup-0:3.3.3-1.el7at.x86_64.rpm
Red Hat Enterprise Linux7x86_64ansible-tower-ui0:3.3.3-1.el7atansible-tower-ui-0:3.3.3-1.el7at.x86_64.rpm
Red Hat Enterprise Linux7x86_64ansible-tower-venv-ansible0:3.3.3-1.el7atansible-tower-venv-ansible-0:3.3.3-1.el7at.x86_64.rpm
Red Hat Enterprise Linux7x86_64ansible-tower-venv-tower0:3.3.3-1.el7atansible-tower-venv-tower-0:3.3.3-1.el7at.x86_64.rpm
Red Hat Enterprise Linux7x86_64bubblewrap0:0.1.7-1.el7bubblewrap-0:0.1.7-1.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64bubblewrap-debuginfo0:0.1.7-1.el7bubblewrap-debuginfo-0:0.1.7-1.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64cfme0:5.10.0.33-1.el7cfcfme-0:5.10.0.33-1.el7cf.x86_64.rpm
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27 Jun 2026 13:04Current
6.7Medium risk
Vulners AI Score6.7
CVSS 24.3
CVSS 3.16.1
EPSS0.01289
5