A cross-site scripting (XSS) vulnerability has been identified and fixed in Field Security Plugin for JIRA.
This vulnerability is rated as Critical according to Atlassian's Severity Levels for Security Issues.
This issue affects all JFS versions for JIRA 6.0-7.3 starting from JFS 1.4.32_60 and up and is fixed in JFS 1.4.37 for JIRA 6.0-7.3.
Upgrade to JFS 1.4.37. There is no need to re-apply the JFS patch.
Please contact email@example.com in case of any questions.