CVE-2020-5267 – Possible XSS vulnerability in ActionView

https://notcve.org/view.php?id=CVE-2020-5267

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. En ActionView versiones anteriores a 6.0.2.2 y 5.2.4.2, se presenta una posible vulnerabilidad de tipo XSS en los asistentes de escape literal de JavaScript de ActionView. Las vistas que usan los métodos "j" o "escape_javascript" pueden ser susceptibles a ataques de tipo XSS. • https://github.com/GUI/legacy-rails-CVE-2020-5267-patch http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00019.html http://www.openwall.com/lists/oss-security/2020/03/19/1 https://github.com/rails/rails/commit/033a738817abd6e446e1b320cb7d1a5c15224e9a https://github.com/rails/rails/security/advisories/GHSA-65cv-r6x7-79hv https://lists.debian.org/debian-lts-announce/2020/03/msg00022.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XJ7NUWXA • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) •