{"id":"CVE-2026-102361","summary":"mall4j through 4.0 Missing Authentication in Password Update Endpoint","details":"mall4j through 4.0 contains a missing authentication vulnerability in the PUT /user/updatePwd endpoint that allows unauthenticated attackers to reset any storefront account password. Attackers can supply a target username in the request body to overwrite passwords without verification, enabling account takeover and access to orders and personal data.","modified":"2026-10-02T03:47:21.241087463Z","published":"2026-09-28T23:34:27.140Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-306"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/102xxx/CVE-2026-102361.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/102xxx/CVE-2026-102361.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102361"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/mall4j-through-4.0-missing-authentication-in-password-update-endpoint"},{"type":"PACKAGE","url":"https://github.com/gz-yami/mall4j"},{"type":"ARTICLE","url":"https://github.com/gz-yami/mall4j/blob/ffc672fc1aa4320ce02d0b93853bb456ae0a4dae/yami-shop-api/src/main/java/com/yami/shop/api/controller/UserRegisterController.java#L78-L100"},{"type":"EVIDENCE","url":"https://github.com/LinYuanyi1/cve-request-poc/blob/114b3f0d149e50a7678f591bf8043399fc9ac96c/mall4j/A01_updatepwd_account_takeover.py"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gz-yami/mall4j","events":[{"introduced":"ffc672fc1aa4320ce02d0b93853bb456ae0a4dae"},{"fixed":"ffc672fc1aa4320ce02d0b93853bb456ae0a4dae"}],"database_specific":{"source":["AFFECTED_FIELD","DESCRIPTION"],"extracted_events":[{"introduced":"0"},{"last_affected":"4.0"},{"introduced":"mall4j"},{"fixed":"4.0"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-102361.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"}]}