{"id":"GHSA-h6r2-pgvx-683c","summary":"Lin-CMS-Flask vulnerable to Improper Authentication","details":"Improper Authentication in Lin-CMS-Flask v0.1.1 allows remote attackers to launch brute force login attempts without restriction via the 'login' function in the component `app/api/cms/user.py`.","aliases":["CVE-2020-18698","PYSEC-2021-339"],"modified":"2026-06-10T18:45:05Z","published":"2022-05-24T19:11:15Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2024-05-01T16:45:58Z","nvd_published_at":"2021-08-16T18:15:00Z","cwe_ids":["CWE-307"],"severity":"CRITICAL"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18698"},{"type":"WEB","url":"https://github.com/TaleLin/lin-cms-flask/issues/27"},{"type":"WEB","url":"https://cwe.mitre.org/data/definitions/307.html"},{"type":"PACKAGE","url":"https://github.com/TaleLin/lin-cms-flask"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/lin-cms/PYSEC-2021-339.yaml"}],"affected":[{"package":{"name":"lin-cms","ecosystem":"PyPI","purl":"pkg:pypi/lin-cms"},"versions":["0.1.1"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-h6r2-pgvx-683c/GHSA-h6r2-pgvx-683c.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}]}