What is CVE-2016-4907?

CVE-2016-4907 is a high-severity vulnerability in Cybozu Garoon, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2017-06-09.

How severe is CVE-2016-4907?

High severity. CVSS v3 base score is 8.8 out of 10.

CSRF in Cybozu Garoon

CVE-2016-4907

Cybozu Garoon 3.0.0 to 4.2.2 allow remote attackers to obtain CSRF tokens via unspecified vectors.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2017-06-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Cybozu Garoon — versions 3.0.0, 3.0.1, 3.0.2
Cybozu, Inc. Cybozu Garoon — versions 3.0.0 to 4.2.2

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

support.cybozu.com/ja-jp/article/9441 (Vendor Advisory)
www.securityfocus.com/bid/94965 (VDB Entry, Third Party Advisory, vdb-entry)
jvn.jp/en/jp/JVN13218253/index.html (VDB Entry, Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2016-4907?: CVE-2016-4907 is a high-severity vulnerability in Cybozu Garoon, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2017-06-09.
How severe is CVE-2016-4907?: High severity. CVSS v3 base score is 8.8 out of 10.