Reliance CG (legacy) - XSS (CVE-2025-34141)

CVE-2025-34141 is a reflected cross-site scripting (XSS) vulnerability in the ETQ Reliance CG (legacy) platform's SQLConverterServlet component. By enticing users to click on a specially crafted link, attackers can execute unauthorized scripts in the context of the user's session, potentially leading to information disclosure or session hijacking. This vulnerability was addressed by disabling the affected servlet in version SE.2025.1.

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

CrowdSec network observations suggest that most exploitation of CVE-2025-34141 involves focused reconnaissance to identify viable targets. Attackers typically tailor their campaigns based on system exposure and configuration. It is unlikely that a given attack is accidental. Data from the CrowdSec community also indicates a gradual decrease in attacks targeting CVE-2025-34141. 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 /SQLConverterServlet endpoint by injecting XSS payloads into the MySQLStm parameter, potentially leading to execution of arbitrary scripts in the user's browser session.