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CVE-2016-4874

16
FAUCET Score

CVE-2016-4874 describes a "reflected file download" vulnerability affecting Cybozu Office versions 9.0.0 through 10.4.0, allowing remote attackers to trick authenticated users into downloading malicious files. With a CVSS score of 3.5 (LOW), this vulnerability requires user interaction and low privileges, primarily impacting integrity by potentially leading to the execution of arbitrary code if the downloaded file is opened. There is no evidence of active exploitation, public 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

3.5LOW

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.1
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.96%
Probability of exploitation in next 30 days
EPSS Percentile
57.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0096 is in the 94th percentile among its peer group of 404 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 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-2016-000193.html
Third Party AdvisoryVDB Entry
jvn.jp / en/jp/JVN11288252/index.html
Third Party AdvisoryVDB Entry
support.cybozu.com / ja-jp/article/9434
Vendor Advisory
securityfocus.com / bid/97719
Third Party AdvisoryVDB Entry