XSS in Rubyonrails Rails

CVE-2013-1855

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.026 (84.0th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References