CVE-2026-22909

criticalpriority · track · 36OT risk · elevatedEPSS 0.006 · 46 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.55% (46th) EPSS

CVSS 9.1 · critical

Is it mine?

4 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Certain system functions may be accessed without proper authorization, allowing attackers to start, stop, or delete installed applications, potentially disrupting system operations.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a workaround is available.

WorkaroundSICK TDC-X401GL all Firmware versionssick_psirt
Upon completion of the initial device setup, deactivate AppEngine. Disabling it fully mitigates this vulnerability.

cvss

Technical severity, 0–10. One row per scoring source.

9.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.1

v3.19.1criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.2

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · psirt@sick.deexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · SICK PSIRT DE

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-863USprimaryCWE-284USCWE-284USCWE-284US

affected products (4)

Products and version ranges known to be affected.

SICK AG TDC-X401GL≤ all versionsenisa_euvdEU
SICK AG SICK TDC-X401GLall versionsfstec_bduRU
sick tdc-x401gl firmwareall versionsnvdUScpe:2.3:o:sick:tdc-x401gl_firmware:*:*:*:*:*:*:*:*
SICK TDC-X401GL all Firmware versionsall versionssick_psirtDE

advisories (1)

Vendor and ecosystem advisories describing this.

SCA-2026-0001Vulnerabilities affecting SICK TDC-X401GL2026-01-15csaf · sick_psirtDE
SICK has identified multiple vulnerabilities in the SICK TDC-X401GL product. The vulnerabilities could potentially affect the confidentiality, integrity an availability of the product. Therefore it is strongly recommended to apply general security practices when operating the product. SICK is currently not aware of any public exploits.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd sick_psirt NVD CVE.org MITRE

published 2026-01-15modified 2026-06-17

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+5006 more

references (18)

External citations — patches, advisories, analysis.

scry

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