PT-2026-2991 · Sick Ag+1 · Tdc-X401Gl+1

Published 2026-01-15 · Updated 2026-01-23 · CVE-2026-22910

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions The product name cannot be determined. (affected versions not specified)

Description 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.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-1391

Related Identifiers

CVE-2026-22910

Affected Products

Tdc-X401Gl

Tdc-X401Gl Firmware

References · 10

• https://sick.com/.well-known/csaf/white/2026/sca-2026-0001.json · Vendor Advisory
• https://sick.com/.well-known/csaf/white/2026/sca-2026-0001.pdf · Vendor Advisory
• https://sick.com/psirt · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-22910 · Security Note
• https://twitter.com/CVEnew/status/2012490377652027898 · Twitter Post
• https://cisa.gov/resources-tools/resources/ics-recommended-practices · Note
• https://sick.com/media/docs/9/19/719/special_information_sick_operating_guidelines_cybersecurity_by_sick_en_im0106719.pdf · Note
• https://first.org/cvss/calculator/3.1 · Note
• https://twitter.com/cracbot/status/2013567226524377227 · Twitter Post
• https://t.me/cveNotify/149696 · Telegram Post