CVE-2023-40560

Summary

CVE-2023-40560 is a stored Cross-Site Scripting (XSS) vulnerability affecting versions 5.2 of the Greg Ross Schedule Posts Calendar plugin for WordPress. An attacker can inject malicious scripts into calendar event titles and descriptions, which are then stored in the database and executed when the affected calendar page is loaded by an administrator. This can lead to unauthorized access, data theft, or even complete takeover of the WordPress site. Updating to the latest plugin version or implementing content security policies is recommended to mitigate this risk.

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