CVE-2025-39540

Summary

CVE-2025-39540 is a Cross-site Scripting (XSS) vulnerability affecting WP Flipclock, a plugin used for creating countdown timers in WordPress websites. The issue stems from improper neutralization of user input during web page generation. An attacker can exploit this DOM-Based XSS vulnerability to inject malicious scripts into a victim's web browser, potentially leading to data theft, session hijacking, or other malicious activities. WP Flipclock versions from n/a through 1.9 are susceptible to this issue. It is crucial for affected users to update their plugins to the latest, secure version as soon as possible to mitigate the risk.

Prevent cyber attacks with Recorded Future by prioritizing and patching critical vulnerabilities being exploited by threat actors targeting your industry. Book your demo to learn more.