CVE-2026-33785
Received Received - Intake
Missing Authorization in Junos OS MX CLI Enables Full Device Compromise

Publication date: 2026-04-09

Last updated on: 2026-04-17

Assigner: Juniper Networks, Inc.

Description
A Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS on MX Series allows a local, authenticated user with low privileges to execute specific commands which will lead to a complete compromise of managed devices. Any user logged in, without requiring specific privileges, can issue 'request csds' CLI operational commands. These commands are only meant to be executed by high privileged or users designated for Juniper Device Manager (JDM) / Connected Security Distributed Services (CSDS) operations as they will impact all aspects of the devices managed via the respective MX. This issue affects Junos OS on MX Series: * 24.4 releases before 24.4R2-S3,Β  * 25.2 releases before 25.2R2. This issue does not affect Junos OS releases before 24.4.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-04-09
Last Modified
2026-04-17
Generated
2026-05-07
AI Q&A
2026-04-10
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 11 associated CPEs
Vendor Product Version / Range
juniper junos 24.4
juniper junos 24.4
juniper junos 24.4
juniper junos 24.4
juniper junos 24.4
juniper junos 24.4
juniper junos 25.2
juniper junos 25.2
juniper junos 25.2
juniper junos 25.2
juniper junos 24.4
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a Missing Authorization issue in the command-line interface (CLI) of Juniper Networks Junos OS on MX Series devices. It allows a local, authenticated user with low privileges to execute specific commands that should only be available to high-privileged users or those designated for Juniper Device Manager (JDM) or Connected Security Distributed Services (CSDS) operations.

Specifically, any logged-in user can issue the 'request csds' CLI operational commands without requiring the necessary privileges. These commands can impact all aspects of the devices managed via the MX Series, potentially leading to a complete compromise of the managed devices.


How can this vulnerability impact me? :

The vulnerability can lead to a complete compromise of managed devices running Junos OS on MX Series. Since low-privileged users can execute powerful commands without proper authorization, attackers could manipulate device operations, potentially disrupting network services, accessing sensitive configurations, or causing denial of service.


Ask Our AI Assistant
Need more information? Ask your question to get an AI reply (Powered by our expertise)
0/70
EPSS Chart