You can find the version history of JIRA Issue Collector here.
This shows it was first available for JIRA iwith version 4.3 and was released 2011-09-20
As you state you are on version 3.13 you should review all the security advisories listed at https://confluence.atlassian.com/jira/security-advisories-112853939.html to ensure that none are impacting your instance.
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