CVE-2026-85115 — Siemens / .NET Client Library for SIMATIC S7 Webserver API

CVE-2026-85115

Siemens / .NET Client Library for SIMATIC S7 Webserver API PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Siemens / .NET Client Library for SIMATIC S7 Webserver API	affected 0 before V3.3.62

CWE

CWE-209

References

https://cert-portal.siemens.com/productcert/html/ssa-390352.html

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.