# CVE-2019-9621

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.

- Page: https://www.vulneraibility.com/cve/CVE-2019-9621
- CVSS: 7.5
- Known exploited: yes, in CISA KEV since 2025-07-07; CISA due date 2025-07-28
- EPSS: 81.04%
- Public exploit code: 6 on Exploit-DB · 1 Metasploit module · 1 GitHub proof of concept · 1 Nuclei template (first 2019-04-12)
- CISA SSVC: exploitation active, automatable yes, technical impact partial (assessed 2025-07-17)
- Weakness: CWE-918
- Published: 2019-04-30

## Affected

- synacor:zimbra_collaboration_suite

## References

- [other] https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
- [other] https://wiki.zimbra.com/wiki/Security_Center
- [other] https://bugzilla.zimbra.com/show_bug.cgi?id=109127
- [other] http://www.rapid7.com/db/modules/exploit/linux/http/zimbra_xxe_rce
- [other] http://packetstormsecurity.com/files/152487/Zimbra-Collaboration-Autodiscover-Servlet-XXE-ProxyServlet-SSRF.html
- [exploit] https://www.exploit-db.com/exploits/46693/
- [other] https://blog.zimbra.com/2019/03/9826/
- [other] https://blog.tint0.com/2019/03/a-saga-of-code-executions-on-zimbra.html
- [other] http://packetstormsecurity.com/files/153190/Zimbra-XML-Injection-Server-Side-Request-Forgery.html
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-9621

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.