WordPress Plugin My Calendar Multiple Vulnerabilities

WordPress Plugin My Calendar is prone to multiple vulnerabilities including cross-site scripting and arbitrary file override vulnerabilities because it fails to properly sanitize user-supplied input. An attacker may leverage these issues to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site to steal cookie-based authentication credentials or to override arbitrary files the webserver user has access to. WordPress Plugin My Calendar version 2.3.29 is vulnerable prior versions may also be affected.