Vulnerability Description
File Browser provides a web file managing interface. Prior to 2.63.16, ScopedFs validates the nearest existing ancestor of a dangling symlink as in scope and then follows the symlink during file creation, allowing an authenticated user with Create and Modify permissions to create attacker-controlled files outside the user's scope. This issue is fixed in version 2.63.16.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/filebrowser/filebrowser/commit/64511ce45e3be379e965f7f4fb0929
- https://github.com/filebrowser/filebrowser/releases/tag/v2.63.16
- https://github.com/filebrowser/filebrowser/security/advisories/GHSA-8wc8-hf36-mj
- https://github.com/filebrowser/filebrowser/security/advisories/GHSA-8wc8-hf36-mj
FAQ
What is CVE-2026-55668?
CVE-2026-55668 is a vulnerability with a CVSS score of 6.3 (MEDIUM). File Browser provides a web file managing interface. Prior to 2.63.16, ScopedFs validates the nearest existing ancestor of a dangling symlink as in scope and then follows the symlink during file creat...
How severe is CVE-2026-55668?
CVE-2026-55668 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-55668?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.