Description
WordPress Plugin The Events Calendar is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently gain root access through an backdoored javascript. WordPress Plugin The Events Calendar version 3.11.2 is vulnerable; prior versions are also affected.
Remediation
Update to plugin version 3.12 or latest
References
https://zyan.scripts.mit.edu/blog/backdooring-js/
https://github.com/gruntjs/grunt-contrib-uglify/issues/350
https://wordpress.org/plugins/the-events-calendar/changelog/
Related Vulnerabilities
WordPress Plugin Manual Image Crop Cross-Site Scripting (1.10)
Moodle Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2011-4593)
WordPress Plugin Easy Social Box/Page Cross-Site Scripting (4.1.2)
Jetty Allocation of Resources Without Limits or Throttling Vulnerability (CVE-2023-26048)