WordPress announced a security release 7.0.3 to fix twelve vulnerabilities, three of which appear to be fairly serious, with one vulnerability rated 8.9/10 High. High Severity Rated XSS VulnerabilityQuite likely the most concerning vulnerability in the list is the one described as a Pre-Auth XSS. XSS means Cross-Site Scripting. The Open Worldwide Application Security Project (OWASP) describes XSS like this:“Cross-Site Scripting (XSS) attacks are a type of injection, in which malicious scripts are injected into otherwise benign and trusted websites. The official WordPress GitHub security repo explains this vulnerability says that it can lead to remote code execution (RCE):“WordPress is vulnerable to a pre-auth reflected XSS vulnerability on the login screen.