The release of Red Hat AMQ Online 1.5.2 serves as a replacement for AMQ Online 1.5.1, and includes bug fixes and enhancements, which are documented in the Release Notes document linked in the References.
Security Fix(es):
AMQ Online: CSRF in graphQL requests (CVE-2020-14319)
postgresql-jdbc: XML external entity (XXE) vulnerability in PgSQLXML (CVE-2020-13692)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.