Atlassian has released security updates for four critical vulnerabilities (CVE-2023-1471, CVE-2023-22522, CVE-2023-22524, CVE-2023-22523) in its various offerings that could be exploited to execute arbitrary code. About the vulnerabilities CVE-2022-1471 is a deserialization flaw in the SnakeYAML library for Java that can lead to remote code execution (RCE).

Source: Help Net Security