Atlassian security advisory (AV26-483)

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        <div><p><strong>Serial number:</strong> AV26-483<br /><strong>Date:</strong> May 19, 2026</p>

On May 19, 2026, Atlassian published a security advisory to address vulnerabilities, including some critical ones, in the following products:

  • Bamboo Data Center and Server - multiple versions
  • Bitbucket Data Center and Server - multiple versions
  • Confluence Data Center and Server - multiple versions
  • Fisheye/Crucible - versions 4.9.0 to 4.9.9
  • Jira Data Center and Server - multiple versions
  • Jira Service Management Data Center and Server - multiple versions

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

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Article Link: Atlassian security advisory (AV26-483) - Canadian Centre for Cyber Security