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CVE-2019-15624
Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders.
Medium4.9EPSS 1.5%
- Published
- Updated
- Reserved
- Assigned by
- hackerone
Description
Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 1.5% · top 26% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Weakness
- Privilege Escalation (CAPEC-233)
- CWE-20 (opens in a new tab)All about CWE-20 and its CVEs
Affected products
Nextcloud Server
- affected 15.0.7
References (4)
- https://hackerone.com/reports/508493 (opens in a new tab)x_refsource_MISCx_transferred
- https://nextcloud.com/security/advisory/?id=NC-SA-2019-015 (opens in a new tab)x_refsource_MISCx_transferred
- openSUSE-SU-2020:0220 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2020:0229 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2019-15624)Record last updated .