The HappyAddons for Elementor WordPress plugin before 3.50.0 does not escape an icon value on one of its button widgets before outputting it inside an HTML attribute, allowing users with Contributor…

摘要

The HappyAddons for Elementor WordPress plugin before 3.50.0 does not escape an icon value on one of its button widgets before outputting it inside an HTML attribute, allowing users with Contributor-level access and above to inject event-handler attributes that execute JavaScript in the browser of anyone who views the page, including higher-privileged users reviewing the content, even though such users do not hold the unfiltered_html capability.

中文摘要建设中，暂以英文摘要呈现（DR-003 v2）。