NetScaler Console - Authentication Bypass (CVE-2024-6235)

CVE-2024-6235 is a severe vulnerability in the NetScaler Console that leads to sensitive information disclosure. Attackers exploiting this flaw could gain unauthorized access to confidential data, potentially facilitating further attacks such as privilege escalation or lateral movement within affected environments.

CrowdSec has been tracking this vulnerability and its exploits since 28th of November 2025.

CrowdSec network data shows that most actors exploiting CVE-2024-6235 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2024-6235 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2024-6235 is currently experiencing high visibility and active exploitation across the internet.

Attackers exploit this vulnerability by sending requests to /internal/v2/config/mps_secret/ADM_SESSIONID, often with crafted headers, to retrieve sensitive session information from NetScaler Console endpoints.