[Control systems] ABB security advisory (AV26-055)

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        <div><p><strong>Serial number: </strong>AV26-055<br /><strong>Date: </strong>January 26, 2026</p>

On January 23, 2026, ABB published a security advisory to address a vulnerability in the following products:

  • ABB 800xA Base – version 6.0.3-9 and prior
  • ABB 800xA Base – version 6.1.1-2 and prior

The Cyber Centre encourages users and administrators to review the provided web links and perform the suggested mitigations.

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Article Link: [Control systems] ABB security advisory (AV26-055) - Canadian Centre for Cyber Security