CVE-2021-24591

The Highlight WordPress plugin before 0.9.3 does not sanitise its CustomCSS setting, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed...

CVE-2021-24591

The Highlight WordPress plugin before 0.9.3 does not sanitise its CustomCSS setting, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed...

Cross site scripting

The Highlight WordPress plugin before 0.9.3 does not sanitise its CustomCSS setting, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed...

Highlight < 0.9.3 - Authenticated Stored Cross-Site Scripting

The plugin does not sanitise its CustomCSS setting, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed PoC Tick the "Enable Highlight" setting of the plugin, and put the following payload in the CustomCSS setting as well:...