Robuta

https://www.sophos.com/en-gb/blog/hackers-use-system-weakness-to-rattle-doors-on-citrix-systems
Attackers are using a serious bug in Citrix products to scan the internet for weaknesses, according to experts.
citrix systemshackersuseweaknessrattle
https://www.techzine.eu/news/security/134164/over-21000-citrix-systems-vulnerable-to-active-attacks/
Aug 28, 2025 - More than 21,500 Citrix NetScaler systems worldwide are vulnerable to active CVE-2025-7775 attacks. CISA sets federal deadline.
citrix systemsvulnerableactiveattacks