CVE•Published 2026-09-04•Modified 2026-09-08•1 article on news•5 live references•NVD data
CVE-2026-85684
Vulnerability data via NVD (ingested)
CVSS v3.1
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS percentile
49
Exploit Prediction Scoring System · top 51% of all CVEs
Weaknesses (CWE)
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.
Timeline
Published 2026-09-04
Modified 2026-09-08
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-85684Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-85684Censys host search filtered to this CVE id.
grep.app
CVE-2026-85684Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-85684GitHub code search for direct mentions.
Google dork
"CVE-2026-85684" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-85684 on GitHub.