{"id":"CVE-2020-8297","details":"Nextcloud Deck before 1.0.2 suffers from an insecure direct object reference (IDOR) vulnerability that permits users with a duplicate user identifier to access deck data of a previous deleted user.","modified":"2026-03-14T10:35:49.324601Z","published":"2021-02-23T19:15:13.387Z","references":[{"type":"ADVISORY","url":"https://nextcloud.com/security/advisory/?id=NC-SA-2021-007"},{"type":"FIX","url":"https://github.com/nextcloud/deck/pull/1976"},{"type":"EVIDENCE","url":"https://hackerone.com/reports/882258"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nextcloud/deck","events":[{"introduced":"0"},{"fixed":"6a3655a45d1b8c9c05e0613e5f95d76ddc5c2135"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"1.0.2"}]}}],"versions":["v0.1.0","v0.1.1","v0.1.2","v0.1.3","v0.1.4","v0.2.0","v0.2.1","v0.2.2","v0.3.0","v0.3.0-beta1","v0.3.1","v0.4.0","v0.4.0-beta1","v0.4.0-beta2","v0.4.0-beta3","v0.4.0-beta4","v0.4.0-beta5","v0.4.1","v0.5.0","v0.5.0-beta1","v0.5.0-rc1","v0.5.0-rc2","v0.5.1","v0.5.2","v0.6.0","v0.6.0-beta1","v0.6.0-beta2","v0.6.1","v0.6.2","v0.6.3","v0.6.4","v0.6.5","v0.6.6","v0.7.0","v0.8.0","v1.0.0","v1.0.0-beta1","v1.0.0-beta2","v1.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8297.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"}]}