{"id":"CVE-2020-5679","aliases":["GHSA-rwh8-h525-4jvj"],"url":"https://o3.security/vulnerability/CVE-2020-5679","summary":"EC-CUBE Improper Restriction of Rendered UI Layers or Frames","details":"Improper restriction of rendered UI layers or frames in EC-CUBE versions from 3.0.0 to 3.0.18 leads to clickjacking attacks. If a user accesses a specially crafted page while logged into the administrative page, unintended operations may be conducted.","published":"2020-12-03T12:15:11.943Z","modified":"2026-10-24T10:31:00.474429526Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":{"score":0.00655,"percentile":0.48372,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"ec-cube/ec-cube","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://jvn.jp/en/jp/JVN24457594/index.html"},{"type":"ADVISORY","url":"https://www.ec-cube.net/info/weakness/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5679"},{"type":"PACKAGE","url":"https://github.com/EC-CUBE/ec-cube"},{"type":"WEB","url":"https://www.ec-cube.net/info/weakness"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:31:00.474429526Z"}}