Advisory Published


First published: Wed Dec 06 2023(Updated: )

This Template Injection vulnerability allows an authenticated attacker, including one with anonymous access, to inject unsafe user input into a Confluence page. Using this approach, an attacker is able to achieve Remote Code Execution (RCE) on an affected instance. Publicly accessible Confluence Data Center and Server versions as listed below are at risk and require immediate attention. See the advisory for additional details Atlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an domain, it is hosted by Atlassian and is not vulnerable to this issue.


Affected SoftwareAffected VersionHow to fix
Atlassian Confluence Data Center>=4.0<7.19.17
Atlassian Confluence Data Center>=8.0.0<8.4.5
Atlassian Confluence Data Center>=8.5.0<8.5.4
Atlassian Confluence Data Center>=8.6.0<8.6.2
Atlassian Confluence Data Center=8.7.0
Atlassian Confluence Server>=4.0<7.19.17
Atlassian Confluence Server>=8.0.0<8.4.5
Atlassian Confluence Server>=8.5.0<8.5.4

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