🛡️ CVE-2025-47792 — desktop

🟡 CVSS 5.0 — Medium ✅ No Known Exploit CWE-284 NVD

5.0

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

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 shares can then be easily sent off to an external service. Nextcloud Desktop fixes the issue in version 3.15. No known workarounds are available.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is high, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity low, availability none.

Weakness class

CVE-2025-47792 is classified as CWE-284: Improper Access Control. The software does not restrict an action to the actors that should be allowed to perform it.

Affected software

CVE-2025-47792 is recorded against 1 package.

desktop (fixed in 3.15.0)

Timeline and source

Published on 16 May 2025 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

github.com
github.com
hackerone.com

CVE-2025-47792 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Debian Ubuntu

Details

Severity MEDIUM

CVSS Score 5.0

CVSS Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:N

CWE CWE-284

Public Exploit ✅ No

Source NVD

Published 2025-05-16

Updated 2026-08-20

Modified 2026-06-17

Fix URL https://github.com/nextcloud/desktop/pull/7517

Affected Packages

Software	From version	Fixed in
desktop	—	3.15.0

References

Patch https://github.com/nextcloud/desktop/pull/7517

Third Party Advisory https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qm2f-959g-7p65

Permissions Required https://hackerone.com/reports/1995856

🔗 NVD 🔗 Mitre ✅ Fix / Advisory

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