Detections
Analytics

CVE-2019-9621

high

Description

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.

References

https://blog.tint0.com/2019/03/a-saga-of-code-executions-on-zimbra.html

https://securityaffairs.com/179722/hacking/u-s-cisa-adds-mrlg-phpmailer-rails-ruby-on-rails-and-synacor-zimbra-collaboration-suite-flaws-to-its-known-exploited-vulnerabilities-catalog.html

https://www.cisa.gov/news-events/alerts/2025/07/07/cisa-adds-four-known-exploited-vulnerabilities-catalog

https://thehackernews.com/2025/07/cisa-adds-four-critical-vulnerabilities.html

https://www.exploit-db.com/exploits/46693/

https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

https://wiki.zimbra.com/wiki/Security_Center

https://bugzilla.zimbra.com/show_bug.cgi?id=109127

https://blog.zimbra.com/2019/03/9826/

http://packetstormsecurity.com/files/153190/Zimbra-XML-Injection-Server-Side-Request-Forgery.html

http://packetstormsecurity.com/files/152487/Zimbra-Collaboration-Autodiscover-Servlet-XXE-ProxyServlet-SSRF.html

Details

Source: Mitre, NVD

Published: 2019-04-30

Updated: 2025-07-09

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: High

EPSS

EPSS: 0.91778