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CVE-2016-4868

Email header injection vulnerability in Cybozu Office 9.0.0 to 10.4.0 allows remote attackers to...

4.3 Medium

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.

What does this mean?
Severity
4.3 MediumCVSS 3.0, NVD
Exploit chance
1.48%EPSS, 74th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

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

1.48%Up 0.3 points since Feb 4, 2022
90%50%10%1%

Affected products

What each source reports

NVD Score used4.3

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 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-20
Updated
2026-11-02
CVE ListNo 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-2016-5848No 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-vx9r4.3

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 MediumCVSS: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

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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