Vulnerability Description
marker through 2.0.0 contains a path traversal vulnerability in the FastAPI /marker/upload handler that fails to sanitize the file.filename parameter. Unauthenticated attackers can supply filenames containing directory traversal sequences to write arbitrary files to any location or delete existing files on the system.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/datalab-to/marker
- https://github.com/datalab-to/marker/blob/v2.0.0/marker/scripts/server.py
- https://github.com/datalab-to/marker/issues/1047
- https://www.vulncheck.com/advisories/marker-through-2.0.0-path-traversal-via-upl
- https://github.com/datalab-to/marker/issues/1047
FAQ
What is CVE-2026-85684?
CVE-2026-85684 is a vulnerability with a CVSS score of 9.1 (CRITICAL). marker through 2.0.0 contains a path traversal vulnerability in the FastAPI /marker/upload handler that fails to sanitize the file.filename parameter. Unauthenticated attackers can supply filenames co...
How severe is CVE-2026-85684?
CVE-2026-85684 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-85684?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.