The startup.jsp resource in Jira before version 7.13.6, from version 8.0.0 before version 8.2.3, and from version 8.3.0 before version 8.3.2 allows remote attackers to redirect users to a different website which they may use as part of performing a phishing attack via an open redirect.
The AddResolution.jspa resource in Jira before version 7.13.6, from version 8.0.0 before version 8.2.3, and from version 8.3.0 before version 8.3.2 allows remote attackers to create new resolutions via a Cross-site request forgery (CSRF) vulnerability.
The login.jsp resource in Jira before version 7.13.4, and from version 8.0.0 before version 8.2.2 allows remote attackers to enumerate usernames via an information disclosure vulnerability.
There was a server-side template injection vulnerability in Jira Server and Data Center, in the ContactAdministrators and the SendBulkMail actions. An attacker is able to remotely execute code on systems that run a vulnerable version of Jira Server or Data Center. All versions of Jira Server and Data Center from 4.4.0 before 7.6.14, from 7.7.0 before 7.13.5, from 8.0.0 before 8.0.3, from 8.1.0 before 8.1.2, and from 8.2.0 before 8.2.3 are affected by this vulnerability.
The CachingResourceDownloadRewriteRule class in Jira before version 7.13.4, and from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 allows remote attackers to access files in the Jira webroot under the META-INF directory via a lax path access check.
The ViewUpgrades resource in Jira before version 7.13.4, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 allows remote attackers who have obtained access to administrator's session to access the ViewUpgrades administrative resource without needing to re-authenticate to pass "WebSudo" through an improper access control vulnerability.
The ManageFilters.jspa resource in Jira before version 7.13.3 and from version 8.0.0 before version 8.1.1 allows remote attackers to enumerate usernames via an incorrect authorisation check.
The ConfigurePortalPages.jspa resource in Jira before version 7.13.3 and from version 8.0.0 before version 8.1.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the searchOwnerUserName parameter.
The /rest/api/2/user/picker rest resource in Jira before version 7.13.3, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 allows remote attackers to enumerate usernames via an incorrect authorisation check.
Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before 5.3.6, from version 5.4.0 before 5.4.12, and from version 6.0.0 before 6.0.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the applinkStartingUrl parameter. The product is used as a plugin in various Atlassian products where the following are affected: Confluence before version 6.15.2, Crucible before version 4.7.0, Crowd before version 3.4.3, Fisheye before version 4.7.0, Jira before version 7.13.3 and 8.x before 8.1.0.