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Junos SpaceApplication · Juniper

CVE-2025-59976

MEDIUM · 6.5 CVSS v3.1 Published 2025-10-09
Fix available
A fix is available. Upgrade to 24.1 or later.
See remediation →
71/100
Remediation priority · Elevated
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
An arbitrary file download vulnerability in the web interface of Juniper Networks Junos Space allows a network-based authenticated attacker using a crafted GET method to access any file on the file system. Using specially crafted GET methods, an attacker can gain access to files beyond the file path normally allowed by the JBoss daemon. These files could contain sensitive information restricted from access by low-privileged users.This issue affects all versions of Junos Space before 24.1R3.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Authenticated arbitrary file download vulnerability in Junos Space web interface allows attackers to use crafted GET requests to bypass JBoss path restrictions and access any file on the filesystem, potentially exposing sensitive system files and configurations.

MitigationUpgrade Junos Space to version 24.1R3 or later. Prior to upgrade, restrict network access to the management interface to trusted IP addresses using firewall rules.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Junos SpaceApplication
Affected:< 24.1= 24.1

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Confirm Junos Space installation
    Access the device management interface or check system documentation to verify that the system is running Junos Space. Look for the Junos Space web login page or check system inventory for 'Junos Space' as the installed platform.
    Affected if The system is not Junos Space, this CVE does not apply.
  2. Identify Junos Space version
    Log into the Junos Space web interface and navigate to the Administration > System > Platform menu, or run 'show version' via the CLI if available. Record the exact software version number.
    Affected if The installed version is less than 24.1, or equals exactly 24.1, the system is vulnerable.
  3. Verify web interface is accessible
    Attempt to reach the Junos Space web interface via HTTPS on the default port (443). Confirm the login page loads successfully.
    Affected if The web interface is not accessible, the vulnerability cannot be exploited even on a vulnerable version, though this is not a reliable mitigation.
  4. Check management network exposure
    Review firewall rules or network ACLs to determine if the Junos Space management interface (typically on port 443/HTTPS) is exposed to untrusted or external networks.
    Affected if The management interface is exposed to untrusted networks, the attack surface for this authenticated vulnerability is increased.

A system is affected if it is running Junos Space versions less than 24.1 or exactly version 24.1, and the web interface is accessible to the attacker for authentication.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 24.1 or later
Fixed in 24.1
Interim mitigation

Upgrade Junos Space to version 24.1R3 or later. Prior to upgrade, restrict network access to the management interface to trusted IP addresses using firewall rules.

Recommended fix High confidence

24.1R3 or later

  1. Upgrade Junos Space to version 24.1R3 or later via the Junos Space management interface
  2. After upgrade, verify the fix by confirming the Junos Space version shows 24.1R3 or higher
  3. Test that the arbitrary file download vulnerability is mitigated by confirming normal file access controls are enforced
Caveat Standard Junos Space upgrade procedures apply - ensure backups and maintenance windows are planned

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Junos Space Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing4.0 h
  • Review / QA2.0 h
18.0 hours of engineering $3,200
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-59976 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data