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CVE-2019-5931

26
FAUCET Score

CVE-2019-5931 describes a high-severity vulnerability in Cybozu Garoon versions 4.0.0 through 4.6.3, allowing authenticated attackers to alter information with elevated privileges. The vulnerability has a CVSS score of 8.7, indicating a network-based attack with low complexity that can lead to high impact on integrity and availability, despite requiring high privileges. There is no evidence of active exploitation, public exploit code, or significant community discussion, suggesting a low current threat landscape.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.0.0, <= 4.6.3CPE matchmatch criteria
cpe:2.3:a:cybozu:garoon:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.7HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.3
Impact Score
5.8
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.16%
Probability of exploitation in next 30 days
EPSS Percentile
64.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0116 is in the 54th percentile among its peer group of 5,538 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvn.jp / en/jp/JVN58849431/index.html
Third Party Advisory
kb.cybozu.support / article/34283
Vendor Advisory