CVE-2018-16178
Cybozu Garoon 3.0.0 to 4.10.0 allows remote attackers to bypass access restriction to view information available only for a sign-on user via Single sign-on function.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Cybozu Garoon 3.0.0 to 4.10.0 allows remote attackers to bypass access restriction to view information available only for a sign-on user via Single sign-on function.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.39% probability · 72th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- cybozu/garoon
- Source
- vultures@jpcert.or.jp
EPSS 1.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://jvn.jp/en/jp/JVN25385698/index.htmlPatch, Third Party Advisory
- https://kb.cybozu.support/article/35265Vendor Advisory
- https://jvn.jp/en/jp/JVN25385698/index.htmlPatch, Third Party Advisory
- https://kb.cybozu.support/article/35265Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.