Atlassian Confluence security advisory

Number: AV19-143
Date: 11 July 2019

On 10 July 2019 Atlassian Confluence released a security advisory to address a critical vulnerability affecting multiple Jira Server and Jira Data Center products. In some configurations, a remote actor could exploit the vulnerability, currently tracked as CVE-2019-11581, to remotely execute code on systems without authentication.

The Cyber Centre encourages users and administrators to review the Atlassian Confluence Security Advisories webpage and apply the necessary updates:

Note to Readers

The Canadian Centre for Cyber Security (Cyber Centre) operates as part of the Communications Security Establishment. We are Canada’s national authority on cyber security and we lead the government’s response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure, Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.

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