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01 Record

CVE-2019-15624

Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders.

UnratedPUBLISHEDCNA: hackerone
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.47% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 73.5% of scored records. A rank, not a probability.
NVD base score
4.9 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-02-04 19:08Z6 YR AGO
Last updated
2024-08-05 00:56Z2 YR AGO
Reserved
2019-08-26
Assigning CNA
hackerone
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
2ff7a50d60dbe205456ba01fefab59b208737b1a8290769c8c1eeab643a50232

05 Affected products

VendorProductVersionsPlatforms
n/aNextcloud Server15.0.7—

06 References