CVE-2025-11198: Juniper Security Director Policy Enforcer

High severity, CVSS 7.4. EPSS: 0.3% chance of exploitation in the next 30 days.

A Missing Authentication for Critical Function vulnerability in Juniper Networks Security Director Policy Enforcer allows an unauthenticated, network-based attacker to replace legitimate vSRX images with malicious ones. If a trusted user initiates deployment, Security Director Policy Enforcer will deliver the attacker's uploaded image to VMware NSX instead of a legitimate one. This issue affects Security Director Policy Enforcer:   * All versions before 23.1R1 Hotpatch v3. This issue does not affect Junos Space Security Director Insights.

Affected products

• Juniper Security Director Policy Enforcer: before 23.1 (fixed in 23.1); version 23.1 only

Published 2025-10-09. Last modified 2026-10-08.