Description
WordPress Plugin Crayon Syntax Highlighter is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently overwrite base themes with arbitrary CSS, which may lead to possible defacement of a website. WordPress Plugin Crayon Syntax Highlighter version 2.6.10 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 2.7.0 or latest