Chinese APT Exploits Ivanti CVE-2025-22457 with Malware
A newly disclosed vulnerability in Ivanti Connect Secure (ICS) VPN appliances has been weaponized in the wild by a Chinese nation-state threat actor, UNC5221. Tracked as CVE-2025-22457, this critical stack-based buffer overflow vulnerability allows unauthenticated remote attackers to execute arbitrary code, posing a significant risk to enterprise networks.