CVE-2017-8802: Synocor Zimbra Collaboration Suite

Medium severity, CVSS 5.4. EPSS: 1.3% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Zimbra Collaboration Suite (aka ZCS) before 8.8.0 Beta2 might allow remote attackers to inject arbitrary web script or HTML via vectors related to the "Show Snippet" functionality.

Affected products

• Synocor Zimbra Collaboration Suite: up to and including 8.7.11; version 8.8.0 only

Published 2018-01-16. Last modified 2026-06-17.