Tanium security advisory (AV26-523)

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        <div><p><strong>Serial number: </strong>AV26-523<br /><strong>Date:&nbsp;</strong>May 28, 2026</p>

On May 27, 2026, Tanium published security advisories to address vulnerabilities in the following products:

  • Connect 2024H2 – versions prior to Update 25 (v5.26.191)
  • Connect 2025H1 – versions prior to Update 19 (v5.29.237)
  • Connect 2025H2 – versions prior to Update 9 (v5.37.140)

The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates.

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Article Link: Tanium security advisory (AV26-523) - Canadian Centre for Cyber Security