Description
The sanitize_css method in lib/action_controller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle \n (newline) characters, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via crafted Cascading Style Sheets (CSS) token sequences.
Remediation
References
Related Vulnerabilities
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WordPress 5.6.x Multiple Vulnerabilities (5.6 - 5.6.4)
WebLogic CVE-2018-2935 Vulnerability (CVE-2018-2935)
Ampache Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2024-51488)