An issue was discovered in the Gantt-Chart module before 5.5.5 for Jira. Due to missing validation of user input, it is vulnerable to a per…

An issue was discovered in the Gantt-Chart module before 5.5.5 for Jira. Due to missing validation of user input, it is vulnerable to a persistent XSS attack. An attacker can embed the attack vectors in the dashboard of other users. To exploit this vulnerability, an attacker has to be authenticated.