What is CVE-2018-0567?

CVE-2018-0567 is a medium-severity vulnerability in Cybozu Office. CVSS score: 6.3/10. Published 2018-06-26.

How severe is CVE-2018-0567?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Cybozu Office

CVE-2018-0567

Cybozu Office 10.0.0 to 10.8.0 allows authenticated attackers to bypass access restriction to access and write non-public data via unspecified vectors.

Published 2018-06-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.008 (54.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.4% 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 Office
Cybozu, Inc. Cybozu Office — versions 10.0.0 to 10.8.0

References

jvn.jp/en/jp/JVN51737843/index.html (Third Party Advisory, third-party-advisory)
support.cybozu.com/ja-jp/article/10198 (Third Party Advisory)

Frequently asked questions

What is CVE-2018-0567?: CVE-2018-0567 is a medium-severity vulnerability in Cybozu Office. CVSS score: 6.3/10. Published 2018-06-26.
How severe is CVE-2018-0567?: Medium severity. CVSS v3 base score is 6.3 out of 10.