{"id":"CVE-2014-7831","aliases":["EUVD-2022-2552","GHSA-59j6-8g7w-prf7"],"status":"published","title":"Moodle exposes hidden grades to students","description":"lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.","severity":{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01674,"percentile":0.77006,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2014-11-24T11:00:00Z","modified":"2026-06-17T00:15:47Z","fixes":[{"ecosystem":"Packagist","package":"moodle/moodle","fixed_in":["2.7.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.3"}]}]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.3"}]}],"versions":["v2.7.0","v2.7.1","v2.7.2"]}],"products":[{"vendor":"moodle","product":"moodle"}],"references":[{"url":"http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-47766","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.securitytracker.com/id/1031215","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2014/11/17/11","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=275153","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-7831","tags":["advisory"]},{"url":"https://github.com/moodle/moodle/commit/3b8876f5ef2b5cde1e9de2599efd03d02bdaf7d8","tags":["web"]},{"url":"https://web.archive.org/web/20150914064838/http://www.securitytracker.com/id/1031215","tags":["web"]},{"url":"https://github.com/advisories/GHSA-59j6-8g7w-prf7"},{"url":"https://github.com/moodle/moodle","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2014-7831","description":"lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.","status":"published","published":"2014-11-24T11:00:00Z","modified":"2024-08-06T13:03:26.932Z","updated_at":"2026-11-02T14:33:46.631905Z"}],"euvd":[{"id":"EUVD-2022-2552","description":"lib/classes/grades_external.php 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service.","status":"published","published":"2022-05-13T01:12:41Z","modified":"2024-01-24T21:27:59Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:32.302254Z"}],"nvd":[{"id":"CVE-2014-7831","description":"lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.","status":"published","published":"2014-11-24T11:59:01.52Z","modified":"2026-06-17T00:15:47.383Z","cvss":[{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:02:57.304171Z"}],"osv":[{"id":"GHSA-59j6-8g7w-prf7","title":"Moodle exposes hidden grades to students","description":"lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.","status":"published","published":"2022-05-13T01:12:41Z","modified":"2024-12-07T05:36:01.273991Z","cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:38.213481Z"}]}}