Paid Memberships Pro - SQLi (CVE-2023-23488)

CVE-2023-23488 is a vulnerability in the Paid Memberships Pro plugin for WordPress that exposes sites to unauthenticated SQL injection through the plugin's order management REST endpoint.

CrowdSec has been tracking this vulnerability and its exploits since 14th of May 2024.

Data from the CrowdSec community indicates that exploitation of CVE-2023-23488 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. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2023-23488 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2023-23488 is currently experiencing high visibility and active exploitation across the internet.

Exploitation typically targets the /pmpro/v1/order API route in vulnerable WordPress installations.