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Medium

CVE-2026-85115

Type: advisorySource: Official CVE List1 source record

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.

Announced Source revision 1
Original source ↗

CVE-2026-85115

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-85115

.NET Client Library for SIMATIC S7 Webserver API

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Siemens",
    "product": ".NET Client Library for SIMATIC S7 Webserver API",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V3.3.62",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  }
]
Related CVEs
CVE-2026-85115

Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event
#21943 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement