Suspected China-Nexus Threat Actor Actively Exploiting Critical Ivanti Connect Secure Vulnerability (CVE-2025-22457)
7 min read
Suspected China-Nexus Threat Actor Actively Exploiting Critical Ivanti Connect Secure Vulnerability (CVE-2025-22457)

On Thursday, April 3, 2025, Ivanti disclosed a critical security vulnerability, CVE-2025-22457, impacting Ivanti Connect Secure ("ICS") VPN appliances version 22.7R2.5 and earlier. CVE-2025-22457 is a buffer overflow vulnerability, and successful exploitation would result in remote code execution. Mandiant and Ivanti have identified evidence of active exploitation in the wild against ICS 9.X (end of life) and 22.7R2.5 and earlier versions. Ivanti and Mandiant encourage all customers to upgrade as soon as possible.

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