{"id":"CVE-2026-16030","aliases":["EUVD-2026-54385","GHSA-w2g6-85hw-mgcv"],"status":"published","title":"MStore API \u003c 4.21.0 - Unauthenticated Account Takeover via Firebase Phone Authentication","description":"The MStore API  WordPress plugin before 4.21.0 does not correctly verify the cryptographic signature of the token used to authenticate its phone-based login, allowing unauthenticated attackers who know a registered user's phone number to forge a token and take over that user's account, including administrator accounts.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00383,"percentile":0.32845,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2026-08-07T06:00:13Z","modified":"2026-08-26T16:31:16Z","products":[{"vendor":"mstore","product":"mstore api"},{"vendor":"unknown","product":"mstore api"}],"references":[{"url":"https://wpscan.com/vulnerability/adf8ffe0-39a2-4d26-af11-1ac807800735/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16030"},{"url":"https://wpscan.com/vulnerability/adf8ffe0-39a2-4d26-af11-1ac807800735"},{"url":"https://github.com/advisories/GHSA-w2g6-85hw-mgcv"}],"sources":{"cve":[{"id":"CVE-2026-16030","title":"MStore API \u003c 4.21.0 - Unauthenticated Account Takeover via Firebase Phone Authentication","description":"The MStore API  WordPress plugin before 4.21.0 does not correctly verify the cryptographic signature of the token used to authenticate its phone-based login, allowing unauthenticated attackers who know a registered user's phone number to forge a token and take over that user's account, including administrator accounts.","status":"published","published":"2026-08-07T06:00:13.059Z","modified":"2026-08-07T17:39:59.872Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:20:11.24076Z"}],"euvd":[{"id":"EUVD-2026-54385","description":"The MStore API  WordPress plugin before 4.21.0 does not correctly verify the cryptographic signature of the token used to authenticate its phone-based login, allowing unauthenticated attackers who know a registered user's phone number to forge a token and take over that user's account, including administrator accounts.","status":"published","published":"2026-08-07T06:00:13Z","modified":"2026-08-07T17:39:59Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:02:06.930016Z"}],"ghsa":[{"id":"GHSA-w2g6-85hw-mgcv","title":"The MStore API  WordPress plugin before 4.21.0 does not correctly verify the cryptographic...","description":"The MStore API  WordPress plugin before 4.21.0 does not correctly verify the cryptographic signature of the token used to authenticate its phone-based login, allowing unauthenticated attackers who know a registered user's phone number to forge a token and take over that user's account, including administrator accounts.","status":"published","published":"2026-08-07T06:30:28Z","modified":"2026-08-07T18:32:49Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:10:12.306859Z"}],"nvd":[{"id":"CVE-2026-16030","description":"The MStore API  WordPress plugin before 4.21.0 does not correctly verify the cryptographic signature of the token used to authenticate its phone-based login, allowing unauthenticated attackers who know a registered user's phone number to forge a token and take over that user's account, including administrator accounts.","status":"published","published":"2026-08-07T06:16:55.833Z","modified":"2026-08-26T16:31:16.753Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:12:35.386166Z"}]}}