AppServ - XSS (CVE-2008-2398)

CVE-2008-2398 is a cross-site scripting (XSS) vulnerability affecting AppServ Open Project, where attackers can inject arbitrary scripts or HTML into web pages via crafted requests.

CrowdSec has been tracking this vulnerability and its exploits since 20th of May 2025.

Data from the CrowdSec community indicates that exploitation of CVE-2008-2398 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. CrowdSec network telemetry also shows that exploitation of CVE-2008-2398 has significantly declined over the past week. Attack volumes are well below the long-term average, suggesting attackers are rapidly losing interest. The vulnerability appears to be falling out of active use across most threat landscapes.

Observed attack patterns typically target URLs containing /index.php with manipulated input parameters.