WooCommerce Ultimate Gift Card - Arbitrary File Upload (CVE-2024-8425)

CVE-2024-8425 is a critical vulnerability in the WooCommerce Ultimate Gift Card plugin for WordPress that allows unauthenticated attackers to upload arbitrary files due to insufficient file type validation. Exploiting this flaw could enable remote code execution on the affected server, potentially leading to full site compromise and further malicious activity.

CrowdSec has been tracking this vulnerability and its exploits since 24th of September 2025.

Insights from the CrowdSec network reveal that the attackers trying to exploit CVE-2024-8425 are composed of a fairly even mix of opportunistic and targeted actors. Some attackers employ preliminary reconnaissance, while others use indiscriminate scanning. Telemetry from the CrowdSec network also shows that exploitation activity for CVE-2024-8425 remains steady week-over-week. Attack volumes are consistent with long-term trends, indicating sustained interest from threat actors. CVE-2024-8425 continues to be an active part of the threat landscape and will likely remain this way for the forseeable future.

Attackers exploit the WooCommerce Ultimate Gift Card plugin by sending POST requests to /wp-admin/admin-ajax.php with the action=mwb_wgm_preview_mail parameter, uploading arbitrary files that are then accessible under /wp-content/uploads/mwb_browse/.