{"id":"CVE-2026-30777","aliases":["EUVD-2026-9791","GHSA-x865-r8g8-5r6r"],"status":"published","title":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass...","description":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00385,"percentile":0.33063,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-288"],"published":"2026-03-05T05:31:35Z","modified":"2026-10-28T02:30:31Z","products":[{"vendor":"ec-cube","product":"ec-cube"},{"vendor":"ec-cube co.,ltd.","product":"ec-cube 4.1 series"},{"vendor":"ec-cube co.,ltd.","product":"ec-cube 4.2 series"},{"vendor":"ec-cube co.,ltd.","product":"ec-cube 4.3 series"}],"references":[{"url":"https://www.ec-cube.net/info/weakness/20260209/index.php","tags":["Patch","Vendor Advisory","web"]},{"url":"https://jvn.jp/en/jp/JVN63765888/","tags":["Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30777","tags":["advisory"]},{"url":"https://jvn.jp/en/jp/JVN63765888"},{"url":"https://github.com/advisories/GHSA-x865-r8g8-5r6r"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30777.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-30777","description":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.","status":"published","published":"2026-03-05T05:31:35.025Z","modified":"2026-03-06T18:19:20.427Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.0","score":4.9,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T13:44:07.200604Z"}],"euvd":[{"id":"EUVD-2026-9791","description":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.","status":"published","published":"2026-03-05T05:31:35Z","modified":"2026-03-06T18:19:20Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:48:07.686491Z"}],"ghsa":[{"id":"GHSA-x865-r8g8-5r6r","title":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass...","description":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.","status":"published","published":"2026-03-05T06:30:31Z","modified":"2026-03-05T06:30:39Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.0","score":4.9,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T15:06:27.497427Z"}],"nvd":[{"id":"CVE-2026-30777","description":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.","status":"published","published":"2026-03-05T06:16:51.997Z","modified":"2026-06-17T10:32:54.487Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":4.9,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T14:12:07.852448Z"}],"osv":[{"id":"CVE-2026-30777","description":"EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.","status":"published","published":"2026-03-05T05:31:35.025Z","modified":"2026-10-28T02:30:31.717577216Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T15:45:00.530889Z"}]}}