Missing Authorization in Junos OS - CVE-2026-33785
Published: April 9, 2026
Vulnerability identifier: #VU125557
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-33785
CWE-ID: CWE-862
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute specific commands to completely compromise managed devices.
The vulnerability exists due to missing authorization in the CLI when handling 'request csds' CLI operational commands in a JDM/CSDS scenario. A local user can issue 'request csds' commands to completely compromise managed devices.
Only MX Series devices in a JDM/CSDS deployment scenario are affected.
Affected software
Junos OS
How to mitigate CVE-2026-33785
Install security update from vendor's website.
Junos OS - addressed in versions 24.4R2-S3, 25.2R2, 25.4R1