CVE-2019-9621
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
81.0%
99.6th percentile
CISA KEV
Listed
Added 2025-07-07 · patch by 2025-07-28
Weakness / dates
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Published — · modified —
Timeline
- 2025-07-07 — Added to CISA KEV (actively exploited)
- 2025-07-28 — CISA patch-by deadline
Description
Synacor Zimbra Collaboration Suite (ZCS) contains a server-side request forgery (SSRF) vulnerability via the ProxyServlet component.