Path Traversal in Thingsgateway
CVE-2026-4233
A vulnerability was identified in ThingsGateway 12. This affects an unknown part of the file /api/file/download. The manipulation of the argument fileName leads to path traversal. Remote exploitation of the attack is possible. The exploit…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.001 (21.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- N/a Thingsgateway — versions 12
Weakness classification (CWE)
References
- VDB-351156 | ThingsGateway download path traversal (technical-description, vdb-entry)
- VDB-351156 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #771234 | ThingsGateway v12 Unauthorized Download Vulnerability (third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2026-4233?
- CVE-2026-4233 is a medium-severity vulnerability in Thingsgateway, classified under Path Traversal. CVSS score: 4.3/10. Published 2026-03-16.
- How severe is CVE-2026-4233?
- Medium severity. CVSS v3 base score is 4.3 out of 10.