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TI-2016-04184 Aliases CVE-2016-4841GHSA-jx5h-5gj9-qx78

Cybozu Mailwise before 5.4.0 allows remote attackers to inject arbitrary email headers.

Priority LOW 23CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA.

Summary

Cybozu Mailwise before 5.4.0 allows remote attackers to inject arbitrary email headers.

Why it matters now

EPSS 0.01481 74th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 14

CPEVersionsRoleVendor
cpe:2.3:a:cybozu:mailwise:5.0.0:*:*:*:*:*:*:*5.0.0VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.0.1:*:*:*:*:*:*:*5.0.1VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.0.4:*:*:*:*:*:*:*5.0.4VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.0.5:*:*:*:*:*:*:*5.0.5VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.0.6:*:*:*:*:*:*:*5.0.6VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.1.0:*:*:*:*:*:*:*5.1.0VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.1.1:*:*:*:*:*:*:*5.1.1VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.1.2:*:*:*:*:*:*:*5.1.2VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.1.4:*:*:*:*:*:*:*5.1.4VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.2.0:*:*:*:*:*:*:*5.2.0VulnerableCybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.0.0:*:*:*:*:*:*:* Versions 5.0.0 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.0.1:*:*:*:*:*:*:* Versions 5.0.1 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.0.4:*:*:*:*:*:*:* Versions 5.0.4 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.0.5:*:*:*:*:*:*:* Versions 5.0.5 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.0.6:*:*:*:*:*:*:* Versions 5.0.6 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.1.0:*:*:*:*:*:*:* Versions 5.1.0 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.1.1:*:*:*:*:*:*:* Versions 5.1.1 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.1.2:*:*:*:*:*:*:* Versions 5.1.2 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.1.4:*:*:*:*:*:*:* Versions 5.1.4 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.2.0:*:*:*:*:*:*:* Versions 5.2.0 Vulnerable ·Cybozu, Inc.
Show 4 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:cybozu:mailwise:5.2.1:*:*:*:*:*:*:*5.2.1VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.3.0:*:*:*:*:*:*:*5.3.0VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.3.1:*:*:*:*:*:*:*5.3.1VulnerableCybozu, Inc.
cpe:2.3:a:cybozu:mailwise:5.3.2:*:*:*:*:*:*:*5.3.2VulnerableCybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.2.1:*:*:*:*:*:*:* Versions 5.2.1 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.3.0:*:*:*:*:*:*:* Versions 5.3.0 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.3.1:*:*:*:*:*:*:* Versions 5.3.1 Vulnerable ·Cybozu, Inc.
  • cpe:2.3:a:cybozu:mailwise:5.3.2:*:*:*:*:*:*:* Versions 5.3.2 Vulnerable ·Cybozu, Inc.

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-4841
  2. 2026-10-03 Alias added: GHSA-jx5h-5gj9-qx78

References

Advisory 3

  • TI-2014-04330 Buffer overflow in Cybozu Office 9 and 10 before 10.1.0, Mailwise 4 and 5 before 5.1.4… CVSS 2.0HIGH 9.0
  • TI-2018-00657 Path traversal in Cybozu, Inc. Cybozu Mailwise CVSS 3.0HIGH 7.5
  • TI-2016-04186 Cybozu Mailwise before 5.4.0 allows remote attackers to obtain sensitive cookie information. CVSS 3.0MEDIUM 6.5
  • TI-2013-02054 Cross-site request forgery (CSRF) vulnerability in Cybozu Office before 8.1.6 and 9.x… CVSS 2.0MEDIUM 6.8
  • TI-2018-00516 Cross-site scripting in Cybozu, Inc. Cybozu Mailwise CVSS 3.0MEDIUM 6.1
  • TI-2018-00515 Cross-site scripting in Cybozu, Inc. Cybozu Mailwise CVSS 3.0MEDIUM 6.1
See all 13 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences