Siemens .NET Client Library for SIMATIC S7 Webserver API vulnerabilities
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Published CVEs affecting Siemens .NET Client Library for SIMATIC S7 Webserver API: 2 record(s), with affected versions and fixes.
CVE-2026-85115
Medium · 5.5
CWE-209 Oct 13, 2026
Information Exposure Through an Error Message in Siemens .NET Client Library for SIMATIC S7 Webserver API
A vulnerability has been identified in .NET Client Library for SIMATIC S7 Webserver API (All versions < V3.3.62). Affected applications do not properly redact PLC restore passwords from HTTP error exception messages.
This could allow an attacker with access to logs or other diagnostic output to obtain the plaintext restore password and potentially perform unauthorized operations on the PLC.
CVE-2026-85114
High · 7.5
CWE-22 Oct 13, 2026
Path Traversal in Siemens .NET Client Library for SIMATIC S7 Webserver API
A vulnerability has been identified in .NET Client Library for SIMATIC S7 Webserver API (All versions < V3.3.61). Affected applications do not properly validate filenames received from remote servers during ticket downloads.
This could allow an attacker who can manipulate the ticket response to write arbitrary files outside the intended download directory and, when overwriting is enabled, replace existing files accessible to the application.