{"id":"CVE-2021-32473","aliases":["BIT-moodle-2021-32473","EUVD-2022-1571","GHSA-wx87-h539-4775","UBUNTU-CVE-2021-32473"],"status":"published","title":"Moodle Information Disclosure vulnerability","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01033,"percentile":0.6407,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2022-03-11T17:54:25Z","modified":"2026-10-24T10:30:42Z","fixes":[{"ecosystem":"Packagist","package":"moodle/moodle","fixed_in":["3.5.18","3.8.9","3.9.7","3.10.4"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"moodle","fixed_in":["3.5.18","3.8.9","3.9.7","3.10.4"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.5"},{"fixed":"3.5.18"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.8"},{"fixed":"3.8.9"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.9"},{"fixed":"3.9.7"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.10"},{"fixed":"3.10.4"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"moodle","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.5.18"},{"introduced":"3.8.0"},{"fixed":"3.8.9"},{"introduced":"3.9.0"},{"fixed":"3.9.7"},{"introduced":"3.10.0"},{"fixed":"3.10.4"}]}]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.5"},{"fixed":"3.5.18"}]}],"versions":["v3.5.0","v3.5.0-beta","v3.5.0-rc1","v3.5.1","v3.5.10","v3.5.11","v3.5.12","v3.5.13","v3.5.14","v3.5.15","v3.5.16","v3.5.17","v3.5.2","v3.5.3","v3.5.4","v3.5.5","v3.5.6","v3.5.7","v3.5.8","v3.5.9"]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.8"},{"fixed":"3.8.9"}]}],"versions":["v3.8.0","v3.8.0-beta","v3.8.0-rc1","v3.8.1","v3.8.2","v3.8.3","v3.8.4","v3.8.5","v3.8.6","v3.8.7","v3.8.8"]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.9"},{"fixed":"3.9.7"}]}],"versions":["v3.9.0","v3.9.0-beta","v3.9.0-rc1","v3.9.0-rc2","v3.9.0-rc3","v3.9.1","v3.9.2","v3.9.3","v3.9.4","v3.9.5","v3.9.6"]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.10"},{"fixed":"3.10.4"}]}],"versions":["v3.10.0","v3.10.0-beta","v3.10.0-rc1","v3.10.0-rc2","v3.10.1","v3.10.2","v3.10.3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.7.9+dfsg-1","2.7.10+dfsg-1","2.7.11+dfsg-1","2.7.11+dfsg-2","2.7.12+dfsg-1","3.0.3+dfsg-0ubuntu1","3.0.3+dfsg-0ubuntu1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.3+dfsg-0ubuntu1","3.0.3+dfsg-0ubuntu1+esm1"]}],"products":[{"vendor":"moodle","product":"moodle"}],"references":[{"url":"https://moodle.org/mod/forum/discuss.php?d=422307","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","advisory","fix","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32473","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-wx87-h539-4775"},{"url":"https://github.com/moodle/moodle","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2021-32473","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-32473","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-32473","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2022-03-11T17:54:25Z","modified":"2024-08-03T23:17:29.551Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:33:07.014772Z"}],"euvd":[{"id":"EUVD-2022-1571","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2022-03-11T17:54:25Z","modified":"2024-08-03T23:17:29Z","updated_at":"2026-11-03T03:24:36.852603Z"}],"ghsa":[{"id":"GHSA-wx87-h539-4775","title":"Moodle Information Disclosure vulnerability","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2022-03-12T00:00:32Z","modified":"2024-04-23T22:41:12Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:44.867253Z"}],"nvd":[{"id":"CVE-2021-32473","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2022-03-11T18:15:15.027Z","modified":"2026-06-17T03:53:01.637Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","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-200"],"updated_at":"2026-11-02T14:07:05.198719Z"}],"osv":[{"id":"CVE-2021-32473","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2022-03-11T18:15:15.027Z","modified":"2026-10-24T10:30:42.240204881Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:19.793849Z"},{"id":"GHSA-wx87-h539-4775","title":"Moodle Information Disclosure vulnerability","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2022-03-12T00:00:32Z","modified":"2024-04-23T23:11:31.558258Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:59.131095Z"},{"id":"UBUNTU-CVE-2021-32473","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2022-03-11T18:15:00Z","modified":"2026-09-23T18:46:09.416949893Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:27.332852Z"},{"id":"BIT-moodle-2021-32473","description":"It was possible for a student to view their quiz grade before it had been released, using a quiz web service. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected","status":"published","published":"2024-03-06T11:10:19.288Z","modified":"2026-09-08T08:48:14.668736599Z","updated_at":"2026-11-02T15:28:33.469426Z"}]}}