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CVE-2016-4867

18
FAUCET Score

CVE-2016-4867 describes an access restriction bypass vulnerability in Cybozu Office versions 9.0.0 through 10.4.0, allowing authenticated users to view unauthorized project information through the Project function. This vulnerability has a CVSS v3 score of 4.3 (MEDIUM), indicating a low attack complexity and requiring only low privileges for an attacker to achieve a low impact on confidentiality. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
9.0CPE matchmatch criteria
cpe:2.3:a:cybozu:office:9.0:*:*:*:*:*:*:*
9.1.0CPE matchmatch criteria
cpe:2.3:a:cybozu:office:9.1.0:*:*:*:*:*:*:*
9.2.0CPE matchmatch criteria
cpe:2.3:a:cybozu:office:9.2.0:*:*:*:*:*:*:*
9.2.1CPE matchmatch criteria
cpe:2.3:a:cybozu:office:9.2.1:*:*:*:*:*:*:*
9.3.0CPE matchmatch criteria
cpe:2.3:a:cybozu:office:9.3.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.37%
Probability of exploitation in next 30 days
EPSS Percentile
68.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0137 is in the 83rd percentile among its peer group of 21,924 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

jvndb.jvn.jp / en/contents/2016/JVNDB-2016-000187.html
Third Party AdvisoryVDB Entry
jvn.jp / en/jp/JVN07148816/index.html
Third Party AdvisoryVDB Entry
support.cybozu.com / ja-jp/article/9429
Vendor Advisory
securityfocus.com / bid/93461
Third Party AdvisoryVDB Entry