CVE-2018-20160

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CVSS 3.0

9.8 critical

EPSS

2%p82

Published

May 29, 2019 (May 29, 2019)

Modified

Jun 17, 2026

Description

ZxChat (aka ZeXtras Chat), as used for zimbra-chat and zimbra-talk in Synacor Zimbra Collaboration Suite 8.7 and 8.8 and in other products, allows XXE attacks, as demonstrated by a crafted XML request to mailboxd.

Vendors: synacor
Products: zimbra collaboration suite
Weakness: CWE-611
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.2%)

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