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CVE-2025-66398

🗓️ 01 Jan 2026 18:00:38Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 108 Views🌐 WEB

Unauthenticated state pollution in Signal K Server enables remote code execution by overwriting config files via /skServer/validateBackup prior to 2.19.0.

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Detection
Affected
Refs
Paths
NVD
Vulners
Node
[
  {
    "vendor": "SignalK",
    "product": "signalk-server",
    "versions": [
      {
        "version": "< 2.19.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
restoreFilePathrequest body/skServer/validateBackupUnauthenticated state pollution via /skServer/validateBackup allows an attacker to set the restoreFilePath, leading to configuration hijacking and RCE.CWE-78, CWE-913
restoreFilePathnested/skServer/restoreTriggering a restore operation using a polluted restoreFilePath allows an attacker to overwrite critical configuration files (e.g., security.json) to achieve RCE.CWE-78, CWE-913

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07 Oct 2026 11:10Current
7.5High risk
Vulners AI Score7.5
CVSS 3.18.8 - 9.6
EPSS0.1985
SSVC
108