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RCE Flaw in WordPress Calendar Plugin Puts 150,000 Sites at Risk

Threat Level – Red | Vulnerability Report
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A security flaw, CVE-2024-5441, has been discovered in the Modern Events Calendar, a widely used WordPress plugin with over 150,000 active installations. Developed by Webnus, this plugin is designed to organize and manage in-person, virtual, or hybrid events. The vulnerability allows attackers to upload arbitrary files to a vulnerable site and execute code remotely, posing a significant risk to the security of the affected websites.

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Cybersecurity Leaders Dinner at Houston

CTEM for CISOs in 2025, brought to life by Al Lindseth.

Tuesday, October 7th, 2025
6.00 pm to 9.00 pm
Del FRISCOS Double Eagle Steakhouse, Houston TX