{"id":"CVE-2020-21238","aliases":["EUVD-2020-14012","GHSA-7vmc-m88v-6vfg"],"status":"published","title":"An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute...","description":"An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0097,"percentile":0.62322,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-307"],"published":"2021-12-27T22:23:00Z","modified":"2026-06-17T03:03:36Z","products":[{"vendor":"chshcms","product":"cscms"}],"references":[{"url":"https://github.com/chshcms/cscms/issues/5","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21238"},{"url":"https://github.com/advisories/GHSA-7vmc-m88v-6vfg"}],"sources":{"cve":[{"id":"CVE-2020-21238","description":"An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.","status":"published","published":"2021-12-27T22:23:00Z","modified":"2024-08-04T14:22:25.458Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-14012","description":"An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.","status":"published","published":"2021-12-27T22:23:00Z","modified":"2024-08-04T14:22:25Z","updated_at":"2026-11-03T03:07:23.734565Z"}],"ghsa":[{"id":"GHSA-7vmc-m88v-6vfg","title":"An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute...","description":"An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.","status":"published","published":"2021-12-29T00:00:49Z","modified":"2023-02-03T05:03:46Z","cwes":["CWE-307"],"updated_at":"2026-11-02T14:53:25.279029Z"}],"nvd":[{"id":"CVE-2020-21238","description":"An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.","status":"published","published":"2021-12-27T23:15:08.08Z","modified":"2026-06-17T03:03:36.537Z","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","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:06:46.101987Z"}]}}