{"id":"CVE-2026-103671","aliases":["EUVD-2026-100939","GHSA-9xxh-8f25-hpwm"],"status":"published","title":"External control of assumed-Immutable web parameter issue exists in EC-CUBE plugin (for EC-CUBE 4...","description":"External control of assumed-Immutable web parameter issue exists in EC-CUBE plugin (for EC-CUBE 4 series) \"AmazonPay Plugin\". If exploited, the user may be redirected to an arbitrary website during the ordering process. As a result, user's account information may be obtained.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00241,"percentile":0.15428,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-472"],"published":"2026-10-14T08:12:13Z","modified":"2026-10-15T20:39:32Z","products":[{"vendor":"ec-cube co.,ltd.","product":"amazonpay plugin (4.0 series)"},{"vendor":"ec-cube co.,ltd.","product":"amazonpay v2 plugin (4.0/4.1 series)"},{"vendor":"ec-cube co.,ltd.","product":"amazonpay v2 plugin (4.2/4.3 series)"},{"vendor":"ec-cube co.,ltd.","product":"amazonpay v2 plugin (4.2/4.3 series, bundle edition)"}],"references":[{"url":"https://www.ec-cube.net/news/detail.php?news_id=490"},{"url":"https://jvn.jp/en/jp/JVN43511918/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-103671"},{"url":"https://jvn.jp/en/jp/JVN43511918"},{"url":"https://github.com/advisories/GHSA-9xxh-8f25-hpwm"}],"sources":{"cve":[{"id":"CVE-2026-103671","description":"External control of assumed-Immutable web parameter issue exists in EC-CUBE plugin (for EC-CUBE 4 series) \"AmazonPay Plugin\". If exploited, the user may be redirected to an arbitrary website during the ordering process. As a result, user's account information may be obtained.","status":"published","published":"2026-10-14T08:12:13.594Z","modified":"2026-10-14T14:15:44.172Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","level":"medium","assessor":"cna"},{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-472"],"updated_at":"2026-11-02T13:34:48.658051Z"}],"euvd":[{"id":"EUVD-2026-100939","description":"External control of assumed-Immutable web parameter issue exists in EC-CUBE plugin (for EC-CUBE 4 series) \"AmazonPay Plugin\". If exploited, the user may be redirected to an arbitrary website during the ordering process. As a result, user's account information may be obtained.","status":"published","published":"2026-10-14T08:12:13Z","modified":"2026-10-14T14:15:44Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:27:15.108271Z"}],"ghsa":[{"id":"GHSA-9xxh-8f25-hpwm","title":"External control of assumed-Immutable web parameter issue exists in EC-CUBE plugin (for EC-CUBE 4...","description":"External control of assumed-Immutable web parameter issue exists in EC-CUBE plugin (for EC-CUBE 4 series) \"AmazonPay Plugin\". If exploited, the user may be redirected to an arbitrary website during the ordering process. As a result, user's account information may be obtained.","status":"published","published":"2026-10-14T09:31:35Z","modified":"2026-10-14T09:31:43Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium"},{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/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"}],"cwes":["CWE-472"],"updated_at":"2026-11-02T15:13:23.530725Z"}],"nvd":[{"id":"CVE-2026-103671","description":"External control of assumed-Immutable web parameter issue exists in EC-CUBE plugin (for EC-CUBE 4 series) \"AmazonPay Plugin\". If exploited, the user may be redirected to an arbitrary website during the ordering process. As a result, user's account information may be obtained.","status":"published","published":"2026-10-14T09:17:22.03Z","modified":"2026-10-15T20:39:32.067Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/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":"3.0","score":4.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-472"],"updated_at":"2026-11-02T14:12:58.99337Z"}]}}