{"id":"CVE-2021-20183","details":"It was found in Moodle before version 3.10.1 that some search inputs were vulnerable to reflected XSS due to insufficient escaping of search queries.","aliases":["BIT-moodle-2021-20183","GHSA-xhfx-rm8q-c3xv"],"modified":"2026-04-11T23:13:50.288805Z","published":"2021-01-28T19:15:13.160Z","references":[{"type":"FIX","url":"https://moodle.org/mod/forum/discuss.php?d=417166"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/moodle/moodle","events":[{"introduced":"0"},{"fixed":"00821c744c3f102e706500f9815e0fa5e6b8fb25"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"3.10.1"}],"source":"CPE_FIELD","cpe":"cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*"}}],"versions":["v1.0.0","v1.0.1","v1.0.2","v1.0.3","v1.0.4","v1.0.5","v1.0.6","v1.0.7","v1.0.8","v1.0.9","v1.1.0","v1.1.1","v1.2.0","v1.2.1","v1.3.0","v2.0.0","v2.0.0-rc1","v2.0.0-rc2","v2.0.1","v2.1.0","v2.2.0","v2.2.0-beta","v2.2.0-rc1","v2.3.0","v2.3.0-beta","v2.3.0-rc1","v2.4.0","v2.4.0-beta","v2.4.0-rc1","v2.5.0","v2.5.0-beta","v2.5.0-rc1","v2.6.0","v2.6.0-beta","v2.6.0-rc1","v2.7.0","v2.7.0-beta","v2.7.0-rc1","v2.7.0-rc2","v2.8.0","v2.8.0-beta","v2.8.0-rc1","v2.8.0-rc2","v2.9.0","v2.9.0-beta","v2.9.0-rc1","v2.9.0-rc2","v3.0.0","v3.0.0-beta","v3.0.0-rc1","v3.0.0-rc2","v3.0.0-rc3","v3.0.0-rc4","v3.1.0","v3.1.0-beta","v3.1.0-rc1","v3.1.0-rc2","v3.10.0","v3.10.0-beta","v3.10.0-rc1","v3.10.0-rc2","v3.2.0","v3.2.0-beta","v3.2.0-rc1","v3.2.0-rc2","v3.2.0-rc3","v3.2.0-rc4","v3.2.0-rc5","v3.3.0","v3.3.0-beta","v3.3.0-rc1","v3.3.0-rc2","v3.3.0-rc3","v3.4.0","v3.4.0-beta","v3.4.0-rc1","v3.4.0-rc2","v3.4.0-rc3","v3.5.0","v3.5.0-beta","v3.5.0-rc1","v3.6.0","v3.6.0-beta","v3.6.0-rc1","v3.6.0-rc2","v3.6.0-rc3","v3.7.0","v3.7.0-beta","v3.7.0-rc1","v3.7.0-rc2","v3.8.0","v3.8.0-beta","v3.8.0-rc1","v3.9.0","v3.9.0-beta","v3.9.0-rc1","v3.9.0-rc2","v3.9.0-rc3"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-20183.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"}]}