Weak Default Passwords in SICK Devices Lead to Unauthorized Access Risk
CVE-2026-22910

7.5HIGH

Key Information:

Vendor

Sick Ag

Status
Tdc-x401gl
Vendor
CVE Published:
15 January 2026

What is CVE-2026-22910?

Certain SICK devices are configured with weak and publicly known default passwords for hidden user levels. This security misconfiguration significantly increases the risk of unauthorized users gaining access, which can compromise the integrity of the device and potentially affect the entire system. Organizations utilizing these devices are strongly urged to change default credentials immediately and review their security settings.

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Affected Version(s)

TDC-X401GL all versions

References

https://sick.com/psirt
x_SICK PSIRT Security Advisories
https://www.sick.com/media/docs/9/19/719/special_informat...
x_SICK Operating Guidelines
https://www.cisa.gov/resources-tools/resources/ics-recomm...
x_ICS-CERT recommended practices on Industrial Security

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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