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Tdc X401gl Firmware CVE-2026-22910

HIGH
Use of Weak Credentials (CWE-1391)
2026-01-15 psirt@sick.de
Authentication Bypass Tdc X401gl Firmware
7.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 15, 2026 - 13:16 nvd
HIGH 7.5

DescriptionNVD

The device is deployed with weak and publicly known default passwords for certain hidden user levels, increasing the risk of unauthorized access. This represents a high risk to the integrity of the system.

AnalysisAI

TDC X401GL firmware contains hardcoded default credentials for privileged user accounts, enabling unauthenticated attackers to gain unauthorized administrative access over the network. This vulnerability affects all deployments using default configurations and could allow attackers to compromise system integrity and perform unauthorized operations. …

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RemediationAI

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

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CVE-2026-22910 vulnerability details – vuln.today
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