WCCP Pro - Open Redirect (CVE-2024-6690)

CVE-2024-6690 is an open-redirect vulnerability in the WCCP Pro WordPress plugin prior to version 15.3, which allows attackers to redirect users to malicious external sites via the referrer parameter. This flaw can be exploited for phishing attacks or to trick users into visiting harmful websites, potentially leading to credential theft or further compromise.

CrowdSec has been tracking this vulnerability and its exploits since 26th of November 2025.

Data from the CrowdSec community indicates that exploitation of CVE-2024-6690 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations. Data from the CrowdSec community also indicates a gradual decrease in attacks targeting CVE-2024-6690. While still present in the wild, exploitation levels have dropped noticeably week-over-week. This may signal that the vulnerability is becoming less relevant or that defenses are improving fast enough for attackers to lose interest.

Attackers exploit the /wp-content/plugins/wccp-pro/no-js.php endpoint by supplying a crafted referrer parameter to redirect users to external domains, enabling phishing or malware delivery.