CVE-2019-9621 · netVigilance record NV25-0139
Synacor Zimbra Collaboration Suite (ZCS) Server-Side Request Forgery (SSRF)
past due
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA deadline 2025-07-28 · passed 1 year 1 month ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
Synacor Zimbra Collaboration Suite (ZCS) contains a server-side request forgery (SSRF) vulnerability via the ProxyServlet component.
Who is affected
Synacor Zimbra Collaboration Suite (ZCS). Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-918, CWE-807.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 1 year 1 month ago
Sources
- NVD entry for CVE-2019-9621 nvd.nist.gov/vuln/detail/CVE-2019-9621
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- wiki.zimbra.com wiki.zimbra.com/wiki/Zimbra_Security_Advisories
- wiki.zimbra.com wiki.zimbra.com/wiki/Security_Center
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2019-9621