Auth bypass in Nextcloud Desktop
CVE-2025-47792
Nextcloud Desktop is the desktop sync client for Nextcloud. In versions of Nextcloud Desktop prior to 3.15, 3rdparty applications already installed on a user machine can create link shares for almost all data via the socket API. These shar…
EPSS: 0.002 (4.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:N.
Affected products
- Nextcloud Desktop
- Nextcloud Security-advisories — versions < 3.15
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Permissions Required, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-47792?
- CVE-2025-47792 is a medium-severity vulnerability in Nextcloud Desktop, classified under Improper Access Control. CVSS score: 5.0/10. Published 2025-05-16.
- How severe is CVE-2025-47792?
- Medium severity. CVSS v3 base score is 5.0 out of 10.
- Is CVE-2025-47792 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.