critical9.1
CVE-2026-85684
marker through 2.0.0 contains a path traversal vulnerability in the FastAPI /marker/upload handler that fails to sanitize the file.filename parameter.
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| Marker | through 2.0.0 |
Versions were read from the advisory text. No structured product data has been published for this record yet.
Weakness classification
References
- NVD record
- CVE.org record
- 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-upload-filename
- https://github.com/datalab-to/marker/issues/1047