{"cve":"CVE-2019-15624","nvd":{"published":"2020-02-04T20:15:12.747","modified":"2026-06-17T02:20:46.210","status":"Modified","description":"Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","score":4.9},"cwes":["CWE-20"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html","http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html","https://hackerone.com/reports/508493","https://nextcloud.com/security/advisory/?id=NC-SA-2019-015","http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html"],"products":["nextcloud:nextcloud_server","opensuse:backports","suse:suse_linux_enterprise_server"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2019-15624","score":0.01472,"percentile":0.73788,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}