BJ Lazy Load Wordpress Plugin - RFI (CVE-2015-9415)

CVE-2015-9415 is a vulnerability in the bj-lazy-load plugin for WordPress prior to version 1.0 that allows remote file inclusion. This flaw could enable attackers to inject and execute malicious code on affected websites, potentially leading to site defacement or further compromise of the WordPress environment.

CrowdSec has been tracking this vulnerability and its exploits since 15th of October 2025.

According to CrowdSec data, while opportunistic exploitation dominates, a portion of threat actors trying to exploit CVE-2015-9415 apply basic targeting methods such as port or service detection. This indicates emerging patterns of selective targeting. CrowdSec data also reveals a clear uptick in attacks involving CVE-2015-9415 over the past week. Activity is above the usual baseline, suggesting growing attention from attackers. This may reflect rising awareness, recent exploit releases, or expanded targeting efforts.

Attackers exploit this vulnerability by sending requests to /wp-content/plugins/bj-lazy-load/thumb.php with a src parameter set to an external URL, attempting remote file inclusion.