{"id":"CVE-2021-31858","details":"DotNetNuke (DNN) 9.9.1 CMS is vulnerable to a Stored Cross-Site Scripting vulnerability in the user profile biography section which allows remote authenticated users to inject arbitrary code via a crafted payload.","modified":"2026-07-09T00:05:33.685055Z","published":"2022-07-20T13:15:08.160Z","references":[{"type":"ADVISORY","url":"https://labs.integrity.pt/advisories/cve-2021-31858/"},{"type":"ADVISORY","url":"https://www.dnnsoftware.com/community/security/security-center"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/dnnsoftware/dnn.platform","events":[{"introduced":"0"},{"last_affected":"4141ee8b9f9d9707b02fda0bc6005ef521832702"}],"database_specific":{"cpe":"cpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"9.10.2"}],"source":"CPE_RANGE"}}],"versions":["v9.10.2","v9.10.1","v9.10.0","v9.9.1","v9.9.0","v9.8.1","v9.8.0","v9.7.2","v9.7.1","v9.7.0","v9.6.2","v9.6.1","v9.6.0","v9.5.0","v9.5.0-rc2","v9.4.4","v9.4.3-rc1","v9.4.3","v9.4.2","v9.4.2-rc1","v9.4.1-rc1","v9.4.1","v9.4.0","v9.4.0-rc1","v9.4.0-rc0","v9.3.0-rc1","v9.3.0-rc0","v9.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31858.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"}]}