CVE-2016-4868
Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to...
Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to inject arbitrary email headers to send unintended emails via specially crafted requests.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to inject arbitrary email headers to send unintended emails via specially crafted requests.
- Record
CVE-2016-4868- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to inject arbitrary email headers to send unintended emails via specially crafted requests.
- Record
CVE-2016-4868- Updated
- 2026-11-02
EUVDEUVD-2016-5848 No score
Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to inject arbitrary email headers to send unintended emails via specially crafted requests.
- Record
EUVD-2016-5848- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-whgq-g35m-vx9r
Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to...
Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to inject arbitrary email headers to send unintended emails via specially crafted requests.
- Record
GHSA-whgq-g35m-vx9r- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-4868 is a medium vulnerability (CVSS 4.3) in Cybozu Office, published April 17, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.48%, the 74th percentile. No source names a fixed version.