CVE-2020-5267: Debian Linux

Medium severity, CVSS 4.8. EPSS: 1.5% chance of exploitation in the next 30 days.

In ActionView before versions 6.0.2.2 and 5.2.4.2, there is a possible XSS vulnerability in ActionView's JavaScript literal escape helpers. Views that use the `j` or `escape_javascript` methods may be susceptible to XSS attacks. The issue is fixed in versions 6.0.2.2 and 5.2.4.2.

Affected products

• Debian Debian Linux: version 8.0 only
• Fedoraproject Fedora: version 33 only
• Opensuse Leap: version 15.1 only
• Rubyonrails Actionview: before 5.2.4.2 (fixed in 5.2.4.2); from 6.0.0, before 6.0.2.2 (fixed in 6.0.2.2)

Published 2020-03-19. Last modified 2026-06-17.