Atlassian security advisory (AV23-742)

Serial number: AV23-742
Date: December 6, 2023

On December 5, 2023, Atlassian published security advisories to address vulnerabilities in multiple products. Included were critical updates for the following:

  • Confluence Data Center and Server – multiple versions
  • Atlassian Companion App for MacOS – versions prior to 2.0.0
  • Assets Discovery – multiple versions
  • SnakeYAML library – multiple versions

Exploitation of these vulnerabilities could result in execution of arbitrary code.

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

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