5.5
MEDIUM CVSS 4.0
CVE-2026-33776
Junos OS and Junos OS Evolved: Specific low privileged CLI command exposes sensitive information
Description

A Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS and Junos OS Evolved allows a local user with low privileges to read sensitive information. A local user with low privileges can execute the CLI command 'show mgd' with specific arguments which will expose sensitive information. This issue affects Junos OS: * all versions before 22.4R3-S8, * 23.2 versions before 23.2R2-S6, * 23.4 versions before 23.4R2-S6, * 24.2 versions before 24.2R2-S4, * 24.4 versions before 24.4R2-S1, * 25.2 version before 25.2R1-S2, 25.2R2; Junos OS Evolved: * all versions before 23.2R2-S6-EVO, * 23.4 version before 23.4R2-S6-EVO, * 24.2 version before 24.2R2-S4-EVO, * 24.4 versions before 24.4R2-S1-EVO, * 25.2 versions before 25.2R2-EVO.

INFO

Published Date :

April 9, 2026, 10:16 p.m.

Last Modified :

April 9, 2026, 10:16 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-33776 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 8cbe9d5a-a066-4c94-8978-4b15efeae968
CVSS 3.1 MEDIUM [email protected]
CVSS 3.1 MEDIUM MITRE-CVE
CVSS 4.0 MEDIUM 8cbe9d5a-a066-4c94-8978-4b15efeae968
CVSS 4.0 MEDIUM [email protected]
Solution
Update Juniper Networks Junos OS to a fixed version to resolve the authorization bypass.
  • Update Junos OS to a fixed version.
  • Apply security patches as specified by Juniper Networks.
  • Restrict access to the 'show mgd' CLI command.
  • Review user privilege levels for CLI access.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-33776.

URL Resource
https://kb.juniper.net/JSA107866
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-33776 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-33776 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-33776 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-33776 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Apr. 09, 2026

    Action Type Old Value New Value
    Added Description A Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS and Junos OS Evolved allows a local user with low privileges to read sensitive information. A local user with low privileges can execute the CLI command 'show mgd' with specific arguments which will expose sensitive information. This issue affects Junos OS: * all versions before 22.4R3-S8, * 23.2 versions before 23.2R2-S6, * 23.4 versions before 23.4R2-S6, * 24.2 versions before 24.2R2-S4, * 24.4 versions before 24.4R2-S1, * 25.2 version before 25.2R1-S2, 25.2R2; Junos OS Evolved: * all versions before 23.2R2-S6-EVO, * 23.4 version before 23.4R2-S6-EVO, * 24.2 version before 24.2R2-S4-EVO, * 24.4 versions before 24.4R2-S1-EVO, * 25.2 versions before 25.2R2-EVO.
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:M/U:X
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    Added CWE CWE-862
    Added Reference https://kb.juniper.net/JSA107866
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.