Description
WordPress Plugin 404 to 301-Redirect, Log and Notify 404 Errors is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently perform a variety of the plugin's actions or even take over a website. WordPress Plugin 404 to 301-Redirect, Log and Notify 404 Errors version 3.0.1 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 3.0.2 or latest
References
https://github.com/Freemius/wordpress-sdk/commit/50a7ca3d921d59e1d2b39bb6ab3c6c7efde494b8
https://plugins.svn.wordpress.org/404-to-301/trunk/readme.txt
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