Juniper Security Updates – 09 April 2026

The addressed vulnerabilities could allow the attacker to gain elevated privileges, bypass security restrictions, obtain sensitive information, perform denial-ofservice attacks, conduct cross-site scripting attacks, or execute arbitrary commands and gain access to the affected system.

Sample of the addressed vulnerabilities:

1. Juniper Virtual Lightweight Collector Default Password Vulnerability (CVE- 2026-33784):

• CVSS: 9.8
• Attack Vector: Network
• Attack Complexity: Low
• Privileges Required: None
• User Interaction: None
• Consequences: Gain Access

2. Juniper Junos OS: SRX Series srxpfe Process Crash Vulnerability (CVE-2026- 33790):

• CVSS: 7.5
• Attack Vector: Network
• Attack Complexity: Low
• Privileges Required: None
• User Interaction: None
• Consequences: Denial of Service

Sample of the affected products:

• Junos OS and Junos OS Evolved.
• Juniper Apstra.
• Juniper vLWC.