Reflected Cross-Site Scripting Vulnerability in Atlassian Jira Server and Data Center

CVE-2021-43942

What is CVE-2021-43942?

A vulnerability in Atlassian Jira Server and Data Center allows remote attackers to execute arbitrary HTML or JavaScript code through reflected cross-site scripting. This occurs via a vulnerable endpoint, which can be exploited if users are deceived into visiting a malicious site that triggers the execution of harmful scripts. Versions of the product affected are those prior to 8.13.15 and versions from 8.14.0 up to but not including 8.20.3. Prompt updating of these affected versions is advised to protect against potential exploits.

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References