CISA-confirmed known exploited vulnerability

CVE-2025-22457

Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability

Ivanti · Connect Secure, Policy Secure, and ZTA Gateways

Vulnerability details

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.

Added to CISA KEV: 2025-04-04

Ransomware campaign use: Known

CISA due date: 2025-04-11

Defensive guidance from CISA

Apply mitigations as set forth in the CISA instructions linked below.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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