{"id":"CVE-2025-43863","aliases":["EUVD-2025-18202","GHSA-j6g5-p62x-58hw","PYSEC-2025-220"],"status":"published","title":"vantage6 lacks brute-force protection on change password functionality","description":"vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation. If attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct. This vulnerability is fixed in 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Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-43863","tags":["advisory"]},{"url":"https://github.com/vantage6/vantage6/commit/e0f1841b310f6f610e8137db2506cf683ce154d0","tags":["web"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/vantage6/PYSEC-2025-220.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-j6g5-p62x-58hw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/43xxx/CVE-2025-43863.json","tags":["advisory"]},{"url":"https://github.com/vantage6/vantage6","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2025-43863","title":"vantage6 lacks brute-force protection on change password functionality","description":"vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation. If attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct. This vulnerability is fixed in 4.11.","status":"published","published":"2025-06-12T17:29:57.047Z","modified":"2025-06-12T17:54:44.017Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U","level":"low","assessor":"cna"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:32:26.964524Z"}],"euvd":[{"id":"EUVD-2025-18202","description":"vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation. If attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct. This vulnerability is fixed in 4.11.","status":"published","published":"2025-06-12T17:29:57Z","modified":"2025-06-12T17:54:44Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U","level":"low"}],"updated_at":"2026-11-02T20:32:24.065864Z"}],"ghsa":[{"id":"GHSA-j6g5-p62x-58hw","title":"vantage6 lacks brute-force protection on change password functionality","description":"### Impact\nIf attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct\n\n### Patches\nThis issue has been patched in version 4.11.0\n\n### Workarounds\nNone","status":"published","published":"2025-06-12T23:00:41Z","modified":"2026-06-08T19:52:01Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U","level":"low"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:40:18.682012Z"}],"nvd":[{"id":"CVE-2025-43863","description":"vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation. If attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct. This vulnerability is fixed in 4.11.","status":"published","published":"2025-06-12T18:15:20.533Z","modified":"2026-06-17T09:24:40.01Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/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":"low","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:11:11.789448Z"}],"osv":[{"id":"CVE-2025-43863","title":"vantage6 lacks brute-force protection on change password functionality","description":"vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation. If attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct. This vulnerability is fixed in 4.11.","status":"published","published":"2025-06-12T17:29:57.047Z","modified":"2026-10-28T02:30:57.666308341Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U","level":"low"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T15:44:49.707645Z"},{"id":"GHSA-j6g5-p62x-58hw","title":"vantage6 lacks brute-force protection on change password functionality","description":"### Impact\nIf attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct\n\n### Patches\nThis issue has been patched in version 4.11.0\n\n### Workarounds\nNone","status":"published","published":"2025-06-12T23:00:41Z","modified":"2026-06-08T20:00:13.544017625Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U","level":"low"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T15:46:49.977351Z"},{"id":"PYSEC-2025-220","description":"vantage6 is an open source framework built to enable, manage and deploy privacy enhancing technologies like Federated Learning and Multi-Party Computation. If attacker gets access to an authenticated session, they can try to brute-force the user password by using the change password functionality: they can call that route infinitely which will return the message that password is wrong until it is correct. This vulnerability is fixed in 4.11.","status":"published","published":"2025-06-12T18:15:20.533Z","modified":"2026-05-20T09:19:21.317747Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:54.242332Z"}]}}