{"id":"CVE-2023-29005","aliases":["EUVD-2023-1250","GHSA-9hcr-9hcv-x6pv","PYSEC-2026-1380"],"status":"published","title":"No Rate Limiting on Login AUTH DB","description":"Flask-AppBuilder versions before 4.3.0 lack rate limiting which can allow an attacker to brute-force user credentials. 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`AUTH_RATE_LIMIT`.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00629,"percentile":0.50417,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-307"],"published":"2023-04-10T16:37:40Z","modified":"2026-10-28T02:30:47Z","fixes":[{"ecosystem":"PyPI","package":"flask-appbuilder","fixed_in":["4.3.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"flask-appbuilder","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"flask-appbuilder","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.0"}]}],"versions":["0.1.10","0.1.11","0.1.12","0.1.13","0.1.14","0.1.15","0.1.16","0.1.17","0.1.18","0.1.19","0.1.20","0.1.21","0.1.22","0.1.23","0.1.24","0.1.25","0.1.26","0.1.27","0.1.28","0.1.29","0.1.3","0.1.33","0.1.34","0.1.35","0.1.36","0.1.37","0.1.38","0.1.4","0.1.43","0.1.44","0.1.45","0.1.46","0.1.47","0.1.5","0.1.6","0.1.7","0.1.8","0.1.9","0.10.0","0.10.1","0.10.2","0.10.3","0.10.4","0.10.5","0.10.6","0.10.7","0.2.0","0.2.1","0.2.2","0.3.0","0.3.1","0.3.10","0.3.11","0.3.12","0.3.13","0.3.14","0.3.15","0.3.16","0.3.17","0.3.2","0.3.3","0.3.4","0.3.5","0.3.6","0.3.7","0.3.8","0.3.9","0.4.0","0.4.1","0.4.2","0.4.3","0.5.0","0.5.1","0.5.2","0.5.3","0.5.4","0.5.5","0.5.6","0.6.1","0.6.10","0.6.11","0.6.12","0.6.13","0.6.14","0.6.2","0.6.3","0.6.4","0.6.5","0.6.6","0.6.7","0.6.8","0.6.9","0.7.0","0.7.1","0.7.2","0.7.3","0.7.4","0.7.5","0.7.6","0.7.7","0.7.8","0.8.0","0.8.1","0.8.2","0.8.3","0.8.4","0.8.5","0.9.0","0.9.1","0.9.2","0.9.3","1.0.0","1.0.1","1.1.0","1.1.1","1.1.2","1.1.3","1.10.0","1.11.0","1.11.1","1.12.0","1.12.1","1.12.2","1.12.3","1.12.4","1.12.5","1.13.0","1.13.1","1.2.0","1.2.1","1.3.0","1.3.1","1.3.2","1.3.3","1.3.4","1.3.5","1.3.6","1.3.7","1.4.0","1.4.1","1.4.2","1.4.3","1.4.4","1.4.5","1.4.6","1.4.7","1.5.0","1.6.0","1.6.1","1.6.2","1.6.3","1.7.0","1.7.1","1.8.0","1.8.1","1.9.0","1.9.1","1.9.2","1.9.3","1.9.4","1.9.5","1.9.6","2.0.0","2.1.0","2.1.1","2.1.10","2.1.11","2.1.12","2.1.13","2.1.2","2.1.3","2.1.4","2.1.5","2.1.6","2.1.7","2.1.8","2.1.9","2.2.0","2.2.0rc1","2.2.0rc2","2.2.1","2.2.1rc1","2.2.1rc2","2.2.1rc3","2.2.2","2.2.2rc1","2.2.2rc2","2.2.2rc3","2.2.3","2.2.3rc1","2.2.3rc2","2.2.3rc3","2.2.3rc4","2.2.3rc5","2.2.3rc6","2.2.4","2.2.4rc1","2.3.0","2.3.0rc1","2.3.0rc2","2.3.0rc3","2.3.0rc4","2.3.1","2.3.1rc1","2.3.2","2.3.2rc1","2.3.3","2.3.3rc1","2.3.3rc2","2.3.3rc3","2.3.4","2.3.4rc1","3.0.0","3.0.0rc1","3.0.0rc2","3.0.0rc3","3.0.0rc4","3.0.1","3.0.1rc1","3.1.0","3.1.0rc1","3.1.0rc2","3.1.0rc3","3.1.1","3.1.1rc1","3.1.1rc2","3.1.1rc3","3.2.0","3.2.0rc1","3.2.0rc2","3.2.1","3.2.1rc1","3.2.2","3.2.2rc1","3.2.3","3.2.3rc1","3.2.3rc2","3.3.0","3.3.0rc1","3.3.1","3.3.1rc1","3.3.2","3.3.2rc1","3.3.3","3.3.3rc1","3.3.4","3.3.4rc1","3.4.0","3.4.0rc1","3.4.0rc2","3.4.1","3.4.1rc1","3.4.1rc2","3.4.1rc3","3.4.2","3.4.2rc1","3.4.3","3.4.3rc1","3.4.3rc2","3.4.4","3.4.4rc1","3.4.5","3.4.5rc1","4.0.0","4.0.0rc1","4.0.0rc2","4.0.0rc3","4.0.1rc1","4.1.0","4.1.1","4.1.1rc1","4.1.2","4.1.2rc1","4.1.3","4.1.3rc1","4.1.4","4.1.4rc1","4.1.5","4.1.5rc1","4.1.6","4.1.6rc1","4.1.7rc1","4.2.0","4.2.0rc1","4.2.1","4.2.1rc1","4.2.2rc1","4.3.0rc1"]},{"source":"osv","ecosystem":"PyPI","package":"flask-appbuilder","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.0"}]}],"versions":["0.1.10","0.1.11","0.1.12","0.1.13","0.1.14","0.1.15","0.1.16","0.1.17","0.1.18","0.1.19","0.1.20","0.1.21","0.1.22","0.1.23","0.1.24","0.1.25","0.1.26","0.1.27","0.1.28","0.1.29","0.1.3","0.1.33","0.1.34","0.1.35","0.1.36","0.1.37","0.1.38","0.1.4","0.1.43","0.1.44","0.1.45","0.1.46","0.1.47","0.1.5","0.1.6","0.1.7","0.1.8","0.1.9","0.10.0","0.10.1","0.10.2","0.10.3","0.10.4","0.10.5","0.10.6","0.10.7","0.2.0","0.2.1","0.2.2","0.3.0","0.3.1","0.3.10","0.3.11","0.3.12","0.3.13","0.3.14","0.3.15","0.3.16","0.3.17","0.3.2","0.3.3","0.3.4","0.3.5","0.3.6","0.3.7","0.3.8","0.3.9","0.4.0","0.4.1","0.4.2","0.4.3","0.5.0","0.5.1","0.5.2","0.5.3","0.5.4","0.5.5","0.5.6","0.6.1","0.6.10","0.6.11","0.6.12","0.6.13","0.6.14","0.6.2","0.6.3","0.6.4","0.6.5","0.6.6","0.6.7","0.6.8","0.6.9","0.7.0","0.7.1","0.7.2","0.7.3","0.7.4","0.7.5","0.7.6","0.7.7","0.7.8","0.8.0","0.8.1","0.8.2","0.8.3","0.8.4","0.8.5","0.9.0","0.9.1","0.9.2","0.9.3","1.0.0","1.0.1","1.1.0","1.1.1","1.1.2","1.1.3","1.10.0","1.11.0","1.11.1","1.12.0","1.12.1","1.12.2","1.12.3","1.12.4","1.12.5","1.13.0","1.13.1","1.2.0","1.2.1","1.3.0","1.3.1","1.3.2","1.3.3","1.3.4","1.3.5","1.3.6","1.3.7","1.4.0","1.4.1","1.4.2","1.4.3","1.4.4","1.4.5","1.4.6","1.4.7","1.5.0","1.6.0","1.6.1","1.6.2","1.6.3","1.7.0","1.7.1","1.8.0","1.8.1","1.9.0","1.9.1","1.9.2","1.9.3","1.9.4","1.9.5","1.9.6","2.0.0","2.1.0","2.1.1","2.1.10","2.1.11","2.1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Advisory","advisory","web"]},{"url":"https://flask-limiter.readthedocs.io/en/stable/configuration.html","tags":["x_refsource_MISC","x_transferred","Product","web"]},{"url":"https://github.com/dpgaspar/Flask-AppBuilder/pull/1976","tags":["web"]},{"url":"https://github.com/dpgaspar/Flask-AppBuilder/releases/tag/v4.3.0","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29005","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-9hcr-9hcv-x6pv","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/29xxx/CVE-2023-29005.json","tags":["advisory"]},{"url":"https://github.com/dpgaspar/Flask-AppBuilder","tags":["package"]},{"url":"https://pypi.org/project/flask-appbuilder","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-29005","title":"No Rate Limiting on Login AUTH DB","description":"Flask-AppBuilder versions before 4.3.0 lack rate limiting which can allow an attacker to brute-force user credentials. Version 4.3.0 includes the ability to enable rate limiting using `AUTH_RATE_LIMITED = True`, `RATELIMIT_ENABLED = True`, and setting an `AUTH_RATE_LIMIT`.","status":"published","published":"2023-04-10T20:47:17.958Z","modified":"2025-02-07T19:35:38.143Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:35:28.643185Z"}],"euvd":[{"id":"EUVD-2023-1250","description":"Flask-AppBuilder versions before 4.3.0 lack rate limiting which can allow an attacker to brute-force user credentials. Version 4.3.0 includes the ability to enable rate limiting using `AUTH_RATE_LIMITED = True`, `RATELIMIT_ENABLED = True`, and setting an `AUTH_RATE_LIMIT`.","status":"published","published":"2023-04-10T20:47:17Z","modified":"2025-02-07T19:35:38Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-03T00:04:01.828429Z"}],"ghsa":[{"id":"GHSA-9hcr-9hcv-x6pv","title":"Flask-AppBuilder Has No Rate Limiting on Login AUTH DB","description":"### Impact\nLack of rate limiting will allow an attacker to brute-force user credentials.\n\n### Patches\nAbility to enable rate limiting on Flask-AppBuilder \u003e=  4.3.0. Use `AUTH_RATE_LIMITED = True` and `RATELIMIT_ENABLED = True` set the limit itself by using `AUTH_RATE_LIMIT`. Will apply only to database authentication.\n\n### Workarounds\nImplement rate limiting using a reverse proxy or other strategies.","status":"published","published":"2023-04-10T16:37:40Z","modified":"2025-03-07T19:09:35Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:38:34.185137Z"}],"nvd":[{"id":"CVE-2023-29005","description":"Flask-AppBuilder versions before 4.3.0 lack rate limiting which can allow an attacker to brute-force user credentials. Version 4.3.0 includes the ability to enable rate limiting using `AUTH_RATE_LIMITED = True`, `RATELIMIT_ENABLED = True`, and setting an `AUTH_RATE_LIMIT`.","status":"published","published":"2023-04-10T21:15:07.397Z","modified":"2026-06-17T05:49:10.367Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:07:53.719171Z"}],"osv":[{"id":"CVE-2023-29005","title":"No Rate Limiting on Login AUTH DB","description":"Flask-AppBuilder versions before 4.3.0 lack rate limiting which can allow an attacker to brute-force user credentials. Version 4.3.0 includes the ability to enable rate limiting using `AUTH_RATE_LIMITED = True`, `RATELIMIT_ENABLED = True`, and setting an `AUTH_RATE_LIMIT`.","status":"published","published":"2023-04-10T20:47:17.958Z","modified":"2026-10-28T02:30:47.317024238Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T15:44:31.468318Z"},{"id":"GHSA-9hcr-9hcv-x6pv","title":"Flask-AppBuilder Has No Rate Limiting on Login AUTH DB","description":"### Impact\nLack of rate limiting will allow an attacker to brute-force user credentials.\n\n### Patches\nAbility to enable rate limiting on Flask-AppBuilder \u003e=  4.3.0. Use `AUTH_RATE_LIMITED = True` and `RATELIMIT_ENABLED = True` set the limit itself by using `AUTH_RATE_LIMIT`. Will apply only to database authentication.\n\n### Workarounds\nImplement rate limiting using a reverse proxy or other strategies.","status":"published","published":"2023-04-10T16:37:40Z","modified":"2026-07-07T17:56:35.546218672Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T15:46:43.875515Z"},{"id":"PYSEC-2026-1380","title":"Flask-AppBuilder Has No Rate Limiting on Login AUTH DB","description":"### Impact\nLack of rate limiting will allow an attacker to brute-force user credentials.\n\n### Patches\nAbility to enable rate limiting on Flask-AppBuilder \u003e=  4.3.0. Use `AUTH_RATE_LIMITED = True` and `RATELIMIT_ENABLED = True` set the limit itself by using `AUTH_RATE_LIMIT`. Will apply only to database authentication.\n\n### Workarounds\nImplement rate limiting using a reverse proxy or other strategies.","status":"published","published":"2026-07-07T11:45:18.206548Z","modified":"2026-07-07T17:47:36.757581628Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:52:54.622769Z"}]}}