Auth bypass in Sick Tdc-X401gl
CVE-2026-22909
Certain system functions may be accessed without proper authorization, allowing attackers to start, stop, or delete installed applications, potentially disrupting system operations.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (44.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.000
Affected products
- Sick Tdc-X401gl
- Sick Tdc-X401gl Firmware
- Sick Ag Tdc-X401gl — versions all versions
Weakness classification (CWE)
References
- sick.com/psirt (x_SICK PSIRT Security Advisories, Vendor Advisory)
- www.sick.com/media/docs/9/19/719/special_information_sick_operating_guidelines_… (x_SICK Operating Guidelines, Product)
- www.cisa.gov/resources-tools/resources/ics-recommended-practices (US Government Resource, x_ICS-CERT recommended practices on Industrial Security)
- www.first.org/cvss/calculator/3.1 (x_CVSS v3.1 Calculator, Not Applicable)
- www.sick.com/.well-known/csaf/white/2026/sca-2026-0001.json (x_The canonical URL., Vendor Advisory)
- www.sick.com/.well-known/csaf/white/2026/sca-2026-0001.pdf (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-22909?
- CVE-2026-22909 is a high-severity vulnerability in Sick Tdc-X401gl, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-01-15.
- How severe is CVE-2026-22909?
- High severity. CVSS v3 base score is 7.5 out of 10.