HIGH CISA KEV

CVE-2019-9621

CVSS v3

7.5

HIGH

EPSS Score

94.1%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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.

CISA Known Exploited Vulnerability

Date Added
7/7/2025
Patch Due Date
7/28/2025
Ransomware Use
Unknown

Technical details

Published
4/30/2019

Frequently asked questions

What is 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.

Is CVE-2019-9621 actively exploited?

Yes. CVE-2019-9621 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 7/28/2025.

What is the CVSS score for CVE-2019-9621?

CVE-2019-9621 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2019-9621 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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