What is CVE-2016-1220?

CVE-2016-1220 is a medium-severity vulnerability in Cybozu Garoon, classified under Improper Access Control. CVSS score: 4.3/10. Published 2017-04-20.

How severe is CVE-2016-1220?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Cybozu Garoon

CVE-2016-1220

Cybozu Garoon before 4.2.2 does not properly restrict access.

Published 2017-04-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Cybozu Garoon

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000149.html (VDB Entry, Third Party Advisory, third-party-advisory)
support.cybozu.com/ja-jp/article/9407 (Vendor Advisory)
jvn.jp/en/jp/JVN93411577/index.html (VDB Entry, Third Party Advisory, third-party-advisory)
www.securityfocus.com/bid/92599 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2016-1220?: CVE-2016-1220 is a medium-severity vulnerability in Cybozu Garoon, classified under Improper Access Control. CVSS score: 4.3/10. Published 2017-04-20.
How severe is CVE-2016-1220?: Medium severity. CVSS v3 base score is 4.3 out of 10.