Critical 9.1Published Sep 4, 2026

CVE-2026-85684marker through 2.0.0 Path Traversal via upload filename

Updated under an hour ago (2026-10-19 06:50 UTC)

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It affects datalab-to marker. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for datalab-to marker

Exploited in the last 30 days

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: 9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Weakness (CWE): CWE-73
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Sep 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

datalab-to marker datalab_to:marker (from the name)	through 2.0.0	CNA record

References

https://github.com/datalab-to/marker/issues/1047issue-tracking
https://github.com/datalab-to/markerproduct
https://github.com/datalab-to/marker/blob/v2.0.0/marker/scripts/server.pytechnical-description
https://www.vulncheck.com/advisories/marker-through-2.0.0-path-traversal-via-upload-filenamethird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.