{"id":"CVE-2021-20841","aliases":["EUVD-2021-2362","GHSA-jc55-crg7-pr35"],"status":"published","title":"EC-CUBE Improper access control in Management screen","description":"Improper access control in Management screen of EC-CUBE 2 series 2.11.2 to 2.17.1 allows a remote authenticated attacker to bypass access restriction and to alter System settings via unspecified vectors.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01319,"percentile":0.7121,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-863"],"published":"2021-11-24T08:25:41Z","modified":"2026-10-24T10:30:48Z","fixes":[{"ecosystem":"Packagist","package":"ec-cube/ec-cube","fixed_in":["2.17.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"ec-cube/ec-cube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.11.2"},{"last_affected":"2.17.1"},{"fixed":"2.17.2"}]}]},{"source":"osv","ecosystem":"Packagist","package":"ec-cube/ec-cube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.11.2"},{"fixed":"2.17.2"}]}]}],"products":[{"vendor":"ec-cube","product":"ec-cube"},{"vendor":"ec-cube co.,ltd.","product":"ec-cube 2 series"}],"references":[{"url":"https://www.ec-cube.net/info/weakness/20211111/","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Vendor Advisory","fix"]},{"url":"https://jvn.jp/en/jp/JVN75444925/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20841","tags":["advisory"]},{"url":"https://www.ec-cube.net/info/weakness/20211111","tags":["web"]},{"url":"https://github.com/advisories/GHSA-jc55-crg7-pr35"},{"url":"https://github.com/EC-CUBE/ec-cube","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-20841","description":"Improper access control in Management screen of EC-CUBE 2 series 2.11.2 to 2.17.1 allows a remote authenticated attacker to bypass access restriction and to alter System settings via unspecified vectors.","status":"published","published":"2021-11-24T08:25:41Z","modified":"2024-08-03T17:53:22.649Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-2362","description":"Improper access control in Management screen of EC-CUBE 2 series 2.11.2 to 2.17.1 allows a remote authenticated attacker to bypass access restriction and to alter System settings via unspecified vectors.","status":"published","published":"2021-11-24T08:25:41Z","modified":"2024-08-03T17:53:22Z","updated_at":"2026-11-03T03:25:08.33351Z"}],"ghsa":[{"id":"GHSA-jc55-crg7-pr35","title":"EC-CUBE Improper access control in Management screen","description":"Improper access control in Management screen of EC-CUBE 2 series 2.11.2 to 2.17.1 allows a remote authenticated attacker to bypass access restriction and to alter System settings via unspecified 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EC-CUBE 2 series 2.11.2 to 2.17.1 allows a remote authenticated attacker to bypass access restriction and to alter System settings via unspecified vectors.","status":"published","published":"2021-11-24T16:15:13.107Z","modified":"2026-10-24T10:30:48.737799869Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:18.004149Z"},{"id":"GHSA-jc55-crg7-pr35","title":"EC-CUBE Improper access control in Management screen","description":"Improper access control in Management screen of EC-CUBE 2 series 2.11.2 to 2.17.1 allows a remote authenticated attacker to bypass access restriction and to alter System settings via unspecified vectors.","status":"published","published":"2021-11-25T00:00:38Z","modified":"2024-04-25T20:57:37.325213Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:46:50.336262Z"}]}}