CVE-2025-8356: Xerox FreeFlow Core · Path Traversal
Affects Xerox FreeFlow CoreSource CVE Database V5
Not known to be exploited · 19% EPSS · CVSS 9.8 Critical.
Data as of 26 Oct 2026, 12:55 UTC
- EPSS
- 19.0% chance of exploitation in 30 days – higher than 97% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 8 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Xerox FreeFlow Core | Affected
| Fixed in– |
AI-suggested
- Immediate mitigation should include isolating Xerox FreeFlow Core servers from untrusted networks using network segmentation and firewall rules to restrict inbound access to trusted IPs only.
- Employ Web Application Firewalls (WAFs) with custom rules to detect and block path traversal attack patterns targeting FreeFlow Core endpoints.
- Monitor logs for unusual file access patterns or command execution attempts indicative of exploitation attempts.
- Disable or restrict unnecessary services and interfaces on the FreeFlow Core server to reduce the attack surface.
- Implement strict input validation and sanitization on all user-supplied path parameters if customization or scripting is used.
- Coordinate with Xerox for timely release and deployment of official security patches or updates addressing this vulnerability.
- Conduct regular vulnerability scanning and penetration testing focused on path traversal and code injection vectors in the environment.
- Educate IT and security teams about this vulnerability to ensure rapid detection and response to potential exploitation attempts.
- Consider deploying endpoint detection and response (EDR) solutions on affected servers to identify suspicious command execution or lateral movement.
Description
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.