{"id":"CVE-2020-20391","details":"Cross Site Scripting vulnerability in GetSimpleCMS 3.4.0a in admin/snippets.php via (1) Add Snippet and (2) Save snippets.","modified":"2026-04-11T20:35:07.995164Z","published":"2021-06-23T15:15:08.487Z","references":[{"type":"EVIDENCE","url":"https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1322"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/getsimplecms/getsimplecms","events":[{"introduced":"0"},{"last_affected":"f8f2e18f8127a3026956b683598054aed7f8d9fa"}],"database_specific":{"cpe":"cpe:2.3:a:get-simple:getsimplecms:3.4.0:a1:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"3.4.0-a1"}]}}],"versions":["3.4.0a1","v3.1.1","v3.1.2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-20391.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}