Attackers have found a way to escalate the benign WordPress REST API flaw and use it to gain full access to a victim's server by installing a hidden backdoor.

The WordPress WP HTML Mail plugin for personalized emails is vulnerable to code injection and phishing due to XSS.

Security researchers from Sucuri have found hacked WordPress sites that were altered to secretly siphon off cookies for user and admin accounts to a rogue domain imitating the WordPress API.