CVE-2026-39460NVD

Vulnerability Summary

Usernames and passwords, including the default factory credentials, are stored in plaintext within the configuration file. With administrator rights, the configuration file can be viewed through the CLI or they can be exported from the device through a TFTP transfer from the web interface. A TFTP transfer can be initiated through SNMP which does not require authentication.

Severity Level

CRITICAL(9.3)

Published Date

Oct 9, 2026

Last Modified

Oct 9, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

Data Pending

Root Weakness (CWE)

CWE-522: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Attack RequirementsNone

Privileges RequiredLow

User InteractionNone

Confidentiality (Vulnerable System)High

Integrity (Vulnerable System)High

Availability (Vulnerable System)None

Confidentiality (Subsequent System)High

Integrity (Subsequent System)High

Availability (Subsequent System)None

CVSS v3.1 Base Metrics — Score 8.1 (HIGH)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

Affected & Patched Versions

Affected Versions

Red Lion Controls 700 Series < Firmware Versions 3.11.0
Red Lion Controls 700 Series < Bootloader Versions 2.0.6.1

Patched Versions

Red Lion Controls 700 Series Firmware Versions 3.11.0
Red Lion Controls 700 Series Bootloader Versions 2.0.6.1

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