Path traversal in SINEC INS - CVE-2026-46747

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Main Vulnerability Database Vulnerabilities #VU134736

Path traversal in SINEC INS - CVE-2026-46747

Published: June 17, 2026


Vulnerability identifier: #VU134736
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-46747
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Siemens
Affected software:
SINEC INS

Detailed vulnerability description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the GET /api/sftp/uploadFiles endpoint. A remote user can send a specially crafted HTTP request and read arbitrary files on the system.


How to mitigate CVE-2026-46747

Install updates from vendor's website.

Sources