Follow-Up: Updates on Actively Exploited Information Disclosure Vulnerability "Citrix Bleed 2" in Citrix NetScaler ADC and Gateway (CVE-2025-5777)
In late June 2025, Arctic Wolf issued a security bulletin addressing a critical out-of-bounds read vulnerability in Citrix NetScaler ADC and Gateway that Citrix disclosed, tracked as CVE-2025-5777. This vulnerability affects NetScaler devices configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server.