Exposure of Private Information in Nextcloud Server 16.0.1 causes the server to send it's…
Priority LOW 28CWE-359Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-359.
Summary
Exposure of Private Information in Nextcloud Server 16.0.1 causes the server to send it's domain and user IDs to the Nextcloud Lookup Server without any further data when the Lookup server is disabled.
Why it matters now
EPSS 0.01924 80th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Nextcloud Server | 16.0.1 | — | No fix listed | CNA |
- Nextcloud Server Vendor— Affected 16.0.1 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* | before 14.0.13; 15.0.0 to before 15.0.9; 16.0.0 to before 16.0.2 | Vulnerable | nextcloud |
| cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:* | 15.0 sp1 | Vulnerable | openSUSE |
| cpe:2.3:a:suse:package_hub:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | SUSE |
- cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* Versions before 14.0.13; 15.0.0 to before 15.0.9; 16.0.0 to before 16.0.2 Vulnerable ·nextcloud
- cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:* Versions 15.0 sp1 Vulnerable ·openSUSE
- cpe:2.3:a:suse:package_hub:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·SUSE
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Nextcloud Server — openSUSE-SU-2020:0220
6 records Highest priority Priority LOW 6 LOW
Other records, highest priority first
- TI-2019-11712 Improper input validation in Nextcloud ServerPriority LOW 37
- TI-2019-11720 Improper permissions preservation in Nextcloud Server 16.0.1 causes sharees to be able to…Priority LOW 31
- TI-2020-06536 Server-side request forgery in Nextcloud ServerPriority LOW 25
- Advisory ·
Nextcloud Server — openSUSE-SU-2020:0229
6 records Highest priority Priority LOW 6 LOW
Other records, highest priority first
- TI-2019-11712 Improper input validation in Nextcloud ServerPriority LOW 37
- TI-2019-11720 Improper permissions preservation in Nextcloud Server 16.0.1 causes sharees to be able to…Priority LOW 31
- TI-2020-06536 Server-side request forgery in Nextcloud ServerPriority LOW 25
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-15623
- 2026-10-03 Alias added: GHSA-7vfj-8rgw-2c3q
References
Sources
- CVE-2019-15623 · CVE Program
- CVE-2019-15623 · NVD
- FIRST EPSS
- GHSA-7vfj-8rgw-2c3q · GitHub Advisory Database · CC BY 4.0
- CVE-2019-15623 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences