Zimbra Collaboration Suite before 8.6 patch 13, 8.7.x before 8.7.11 patch 10, and 8.8.x before 8.8.10 patch 7 or 8.8.x before 8.8.11 patch 3 allows SSRF via the ProxyServlet component.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-9621.json"