Jaspersoft customers will be able to download the hot fix from the TIBCO Support Customer Portal Web UI using their username and password for the TIBCO Support Web page. Once logged on they can find the hot fix under the Download Menu :

AvailableDownloads/Jaspersoft/JasperReports Server/7.5.0/hotfix_JRSPro7.5.0_cumulative_20200228_0035.zip

Direct download link: https://support.tibco.com/s/hotfixes?id=a012L00000OEiQMQA1

For instructions on how can TIBCO customers download / access all GA hotfixes , Refer to Article 000022290 :  https://support.tibco.com/s/article/hotfix.

For a summary of the updates included, please refer to the attached README file (also included inside the ZIP archive).
 

JS-56885 Fix Configuration Change: One of the sample custom authentication methods - token based or "preauth" - defined in the samples/sample-applicationContext-externalAuth-preAuth-mt.xml file has been updated to add a single property ("responseHeadersUpdater"). This change is not included in the archived file updates. Please add this property to the "proxyPreAuthenticatedProcessingFilter" bean if it is in use.

<bean id="proxyPreAuthenticatedProcessingFilter"
    class="com.jaspersoft.jasperserver.api.security.externalAuth.preauth.BasePreAuthenticatedProcessingFilter">
<property name="responseHeadersUpdater" ref="responseHeadersUpdater">