The IncomingMailServers resource in Atlassian JIRA Server before version 7.6.7, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3 and from version 7.10.0 before version 7.10.2 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the messagesThreshold parameter as the fix for CVE-2017-18039 was incomplete.

The DefaultOSWorkflowConfigurator class in Jira Server and Jira Data Center before version 8.18.1 allows remote attackers who can trick a system administrator to import their malicious workflow to execute arbitrary code via a Remote Code Execution (RCE) vulnerability. The vulnerability allowed for various problematic OSWorkflow classes to be used as part of workflows. The fix for this issue blocks usage of unsafe conditions, validators, functions and registers that are build-in into OSWorkflow library and other Jira dependencies. Atlassian-made functions or functions provided by 3rd party plugins are not affected by this fix.

The Webhooks component of Atlassian Jira before version 7.6.7 and from version 7.7.0 before version 7.11.0 allows remote attackers who are able to observe or otherwise intercept webhook events to learn information about changes in issues that should not be sent because they are not contained within the results of a specified JQL query.

The wiki markup component of atlassian-renderer from version 8.0.0 before version 8.0.22 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in nested wiki markup.

Various administrative external system import resources in Atlassian JIRA Server (including JIRA Core) before version 7.6.5, from version 7.7.0 before version 7.7.3, from version 7.8.0 before version 7.8.3 and before version 7.9.0 allow remote attackers to run import operations and to determine if an internal service exists through missing permission checks.

The agile wallboard gadget in Atlassian Jira before version 7.8.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the name of quick filters.

The searchrequest-xml resource in Atlassian Jira before version 7.6.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability through various fields.

The Trello board importer resource in Atlassian Jira before version 7.6.1 allows remote attackers who can convince a Jira administrator to import their Trello board to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the title of a Trello card.

The IncomingMailServers resource in Atlassian Jira from version 6.2.1 before version 7.4.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the messagesThreshold parameter.

The Jira-importers-plugin in Atlassian Jira before version 7.6.1 allows remote attackers to create new projects and abort an executing external system import via various Cross-site request forgery (CSRF) vulnerabilities.

The Trello importer in Atlassian Jira before version 7.6.1 allows remote attackers to access the content of internal network resources via a Server Side Request Forgery (SSRF). When running in an environment like Amazon EC2, this flaw maybe used to access to a metadata resource that provides access credentials and other potentially confidential information.

The issue search resource in Atlassian Jira before version 7.4.2 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the orderby parameter.

The PieChart gadget in Atlassian Jira before version 7.5.3 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability through the name of a project or filter.

The IncomingMailServers resource in Atlassian Jira before version 7.6.2 allows remote attackers to modify the "incoming mail" whitelist setting via a Cross-site request forgery (CSRF) vulnerability.

The printable searchrequest issue resource in Atlassian Jira before version 7.2.12 and from version 7.3.0 before 7.6.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the jqlQuery query parameter.

Stored XSS vulnerability in UpdateFieldJson.jspa in JIRA 4.4.3 and GreenHopper before 5.9.8 allows an attacker to inject arbitrary script code.