{"id":"CVE-2021-39377","aliases":["EUVD-2021-25737","GHSA-w64q-f6qr-2h2h"],"status":"published","title":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the...","description":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.","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":0.03604,"percentile":0.89616,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-89"],"published":"2021-09-01T12:33:54Z","modified":"2026-10-24T10:50:42Z","exploits":[{"source":"pocgithub","id":"security-n/CVE-2021-39377","title":"security-n/CVE-2021-39377","date":"2021-08-18","url":"https://github.com/security-n/CVE-2021-39377"}],"products":[{"vendor":"os4ed","product":"opensis"}],"references":[{"url":"https://opensis.com/","tags":["x_refsource_MISC","x_transferred","Product","web"]},{"url":"https://github.com/OS4ED/openSIS-Classic","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/security-n/CVE-2021-39377","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39377"},{"url":"https://github.com/advisories/GHSA-w64q-f6qr-2h2h"}],"sources":{"cve":[{"id":"CVE-2021-39377","description":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.","status":"published","published":"2021-09-01T12:33:54Z","modified":"2024-08-04T02:06:42.506Z","updated_at":"2026-11-02T14:33:09.540052Z"}],"euvd":[{"id":"EUVD-2021-25737","description":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.","status":"published","published":"2021-09-01T12:33:54Z","modified":"2024-08-04T02:06:42Z","updated_at":"2026-11-03T03:24:23.719378Z"}],"ghsa":[{"id":"GHSA-w64q-f6qr-2h2h","title":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the...","description":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.","status":"published","published":"2022-05-24T19:12:49Z","modified":"2023-01-30T05:01:52Z","cwes":["CWE-89"],"updated_at":"2026-11-02T14:46:30.304291Z"}],"nvd":[{"id":"CVE-2021-39377","description":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.","status":"published","published":"2021-09-01T13:15:08.46Z","modified":"2026-06-17T04:03:39.037Z","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":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:06:57.67549Z"}],"osv":[{"id":"CVE-2021-39377","description":"A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.","status":"published","published":"2021-09-01T13:15:08.46Z","modified":"2026-10-24T10:50:42.574229387Z","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":"2026-11-02T15:44:20.843843Z"}]}}