Vendor / Project: Ivanti Product: Connect Secure, Policy Secure, and ZTA Gateways Description: Ivanti Connect Secure, Policy Secure, and ZTA Gateways contains a stack-based buffer overflow vulnerability that allows a remote unauthenticated attacker to achieve remote code execution. Required Action: Apply mitigations as set forth in the CISA instructions linked below. Due Date: 2025-04-11 Ransomware Campaign Use: Known CWEs: CWE-121 Notes: CISA Mitigation Instructions: https://www.cisa.gov/cisa-mitigation-instructions-cve-2025-22457 ; Additional References: https://forums.ivanti.com/s/article/April-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-22457 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22457