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CVE-2016-3405

25
FAUCET Score

CVE-2016-3405 describes multiple unspecified vulnerabilities in Zimbra Collaboration Suite versions prior to 8.7.0, allowing remote attackers to compromise data integrity. This vulnerability carries a CVSS v3 score of 7.5 (High), indicating it can be exploited remotely with low attack complexity, requiring no user interaction, and resulting in high impact to integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.6.0CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.10%
Probability of exploitation in next 30 days
EPSS Percentile
79.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0209 is in the 64th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

wagopatch availablevia llm_extracted
Fixed in: ['8.6.0 Patch8', '8.7.0']

Vendor Advisories (1)

wagollm-wago-ddf3ae9f64cc53acLOW

CSRF

References

wiki.zimbra.com / wiki/Zimbra_Releases/8.7.0
Release Notes
wiki.zimbra.com / wiki/Zimbra_Security_Advisories
Vendor Advisory
securityfocus.com / bid/95886