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ransomgunra reclama a Dissinger and Dissinger Law Firm · US · Business Servicesransomplay reclama a Boston Electric and Telephone · US · Telecommunicationransomplay reclama a Wring Group · GB · Not Foundransomincransom reclama a asa-international.com · GB · Business Servicesransomplay reclama a AG Scholtes · NL · Manufacturingransomplay reclama a Andorra Life · AD · Healthcareransomplay reclama a Svensk Direktreklam · SE · Business Servicesransomchaos reclama a radiax.com · US · Technologyransominterlock reclama a Converting Equipment International · GB · Manufacturingransomblack x reclama a sanaa · YE · Not Foundransomthegentlemen reclama a Tangram Interiors · GB · Business Servicesransomthegentlemen reclama a BRAC · BD · Business Servicesransomthegentlemen reclama a Customs Watch · US · Public Sectorransomthegentlemen reclama a Gallant · FI · Not Foundransomgunra reclama a Dissinger and Dissinger Law Firm · US · Business Servicesransomplay reclama a Boston Electric and Telephone · US · Telecommunicationransomplay reclama a Wring Group · GB · Not Foundransomincransom reclama a asa-international.com · GB · Business Servicesransomplay reclama a AG Scholtes · NL · Manufacturingransomplay reclama a Andorra Life · AD · Healthcareransomplay reclama a Svensk Direktreklam · SE · Business Servicesransomchaos reclama a radiax.com · US · Technologyransominterlock reclama a Converting Equipment International · GB · Manufacturingransomblack x reclama a sanaa · YE · Not Foundransomthegentlemen reclama a Tangram Interiors · GB · Business Servicesransomthegentlemen reclama a BRAC · BD · Business Servicesransomthegentlemen reclama a Customs Watch · US · Public Sectorransomthegentlemen reclama a Gallant · FI · Not Found

CVE Watch—

CVE-2019-9670

Synacor Zimbra Collaboration Suite (ZCS) Improper Restriction of XML External Entity Reference

CVSS

—

No CVSS

EPSS

100.0%

p100

KEV

YES

Jan 10, 2022

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d

100.0%EPSS · 30 days100.0%

2026-06-302026-07-16

KEV catalog record

Product

Synacor / Zimbra Collaboration Suite (ZCS)

Vulnerability

Synacor Zimbra Collaboration Suite (ZCS) Improper Restriction of XML External Entity Reference

Added to KEV

Jan 10, 2022

Remediate by

Jul 10, 2022

Known ransomware use

No

Summary description

Synacor Zimbra Collaboration Suite (ZCS) contains an improper restriction of XML external entity (XXE) vulnerability in the mailboxd component.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2019-9670

Related CVEs

CVECVSSEPSSKEVRExploitTitleMod.

CVE-2024-45519—

KEV—80Synacor Zimbra Collaboration Suite (ZCS) Command Execution Vulnerability—CVE-2022-27925—

KEV—80Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability—CVE-2022-41352—

KEV—80Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability—CVE-2022-37042—

KEV—80Synacor Zimbra Collaboration Suite (ZCS) Authentication Bypass Vulnerability—CVE-2022-27924—

KEV—80Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability—CVE-2019-9621—

KEV—80Synacor Zimbra Collaboration Suite (ZCS) Server-Side Request Forgery (SSRF) Vulnerability—