CVE-2016-3406

high
Published 2017-01-18 · Modified 2026-05-13
CVSS v3
8.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2
6.8
VIR risk
8.8

Description

Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to hijack the authentication of unspecified victims via vectors involving (1) the Client uploader extension or (2) extension REST handlers, aka bugs 104294 and 104456.

Predictions

Exploit likelihood
92%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.0

Application impact

VendorProductVersionsFixed
synacorzimbra_collaboration_suite{"endIncluding":"8.6.0"}

References

CWEs

CWE-352

Verify integrity in audit chain (admin only). AS-IS.