{"id":"CVE-2021-27522","aliases":["EUVD-2021-14274","GHSA-fpr5-99x5-v6hh"],"status":"published","title":"Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx...","description":"Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx through the JudgIsAdmin() function. By modifying the initial letter of the key of a user cookie, the key of the administrator cookie can be obtained.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01149,"percentile":0.6731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-287"],"published":"2021-04-08T15:13:02Z","modified":"2026-06-17T03:45:01Z","products":[{"vendor":"learnsite_project","product":"learnsite"}],"references":[{"url":"https://github.com/WaterCountry/Learnsite/issues/1","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27522"},{"url":"https://github.com/advisories/GHSA-fpr5-99x5-v6hh"}],"sources":{"cve":[{"id":"CVE-2021-27522","description":"Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx through the JudgIsAdmin() function. By modifying the initial letter of the key of a user cookie, the key of the administrator cookie can be obtained.","status":"published","published":"2021-04-08T15:13:02Z","modified":"2024-08-03T21:26:09.786Z","updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-14274","description":"Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx through the JudgIsAdmin() function. By modifying the initial letter of the key of a user cookie, the key of the administrator cookie can be obtained.","status":"published","published":"2021-04-08T15:13:02Z","modified":"2024-08-03T21:26:09Z","updated_at":"2026-11-03T03:24:48.919164Z"}],"ghsa":[{"id":"GHSA-fpr5-99x5-v6hh","title":"Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx...","description":"Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx through the JudgIsAdmin() function. By modifying the initial letter of the key of a user cookie, the key of the administrator cookie can be obtained.","status":"published","published":"2022-05-24T17:46:53Z","modified":"2023-01-29T05:06:18Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269","CWE-287"],"updated_at":"2026-11-02T14:45:59.496932Z"}],"nvd":[{"id":"CVE-2021-27522","description":"Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx through the JudgIsAdmin() function. By modifying the initial letter of the key of a user cookie, the key of the administrator cookie can be obtained.","status":"published","published":"2021-04-08T16:15:13.473Z","modified":"2026-06-17T03:45:01.197Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:06:51.610648Z"}]}}