dbcve.org
Freeflow CoreApplication · Xerox

CVE-2025-8356

CRITICAL · 9.8 CVSS v3.1 Published 2025-08-08
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges 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
In Xerox FreeFlow Core version 8.0.4, an attacker can exploit a Path Traversal vulnerability to access unauthorized files on the server. This can lead to Remote Code Execution (RCE), allowing the attacker to run arbitrary commands on the system.

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

Xerox FreeFlow Core 8.0.4 contains a path traversal vulnerability that allows attackers to manipulate file path inputs to access files outside the intended directory. This file system exposure can be leveraged to read sensitive configuration files, credentials, or other system files, ultimately enabling remote code execution through the execution of arbitrary commands on the server.

MitigationApply the vendor-supplied patch for Xerox FreeFlow Core 8.0.4 when available. Until a patch is released, implement strict input validation to block directory traversal sequences (../) and restrict file access permissions to minimize exposure.

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
Freeflow CoreApplication
Affected:= 8.0.4

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
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

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. Identify installed Xerox FreeFlow Core version
    Check the application version through the Xerox FreeFlow Core interface, typically found in Help > About, or check the installation directory for version metadata files
    Affected if The installed version is exactly 8.0.4
  2. Confirm FreeFlow Core web service is running
    Check if the Xerox FreeFlow Core web interface is accessible by accessing the application's URL (commonly on ports 80/443 or configured custom ports)
    Affected if The web service is exposed and running with version 8.0.4
  3. Review access logs for path traversal patterns
    Examine web server access logs for unusual requests containing '../' sequences, multiple directory traversal attempts, or requests for system files outside the web root
    Affected if Log entries show traversal attempts or unauthorized file access requests
  4. Check for unauthorized file creation or modification
    Inspect the filesystem for new or modified files in unexpected directories, particularly in web root and system directories that should not be writable by the application
    Affected if Files exist that were created or modified by the web service account outside expected application directories

You are affected if Xerox FreeFlow Core version 8.0.4 is installed and its web interface is accessible, as the path traversal flaw exists in this specific version.

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
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply the vendor-supplied patch for Xerox FreeFlow Core 8.0.4 when available. Until a patch is released, implement strict input validation to block directory traversal sequences (../) and restrict file access permissions to minimize exposure.

Recommended fix Moderate confidence

Xerox FreeFlow Core version 8.0.5 or later (contact Xerox support for exact fixed version)

  1. Check the current Xerox FreeFlow Core version by accessing the administration interface or running: dpkg -l | grep -i freeflow or rpm -qa | grep -i freeflow
  2. Contact Xerox support directly or visit securitydocs.business.xerox.com to obtain the latest security patch or updated version
  3. Request information about version 8.0.5 or later releases that address CVE-2025-8356
  4. Schedule a maintenance window for the upgrade process
  5. Before upgrading, perform a complete backup of the FreeFlow Core configuration and any critical data
  6. Apply the upgrade following Xerox documentation or with assistance from Xerox support
  7. After upgrading, verify the installation and test that normal functionality is restored
  8. Validate that the path traversal vulnerability is remediated by attempting to access files outside the intended directories (or have Xerox confirm the fix)
Caveat Review Xerox release notes for any configuration or workflow changes between 8.0.4 and the target version; test critical print workflows before production deployment

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

Fix this in Freeflow Core Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA4.0 h
22.0 hours of engineering $3,860
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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-2025-8356 in production — separate from our analysis above.

No notes yet

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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