CVE-2025-47794
Last modified
CVE-2025-47794 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server prior to 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1, an attacker on a multi-user system may read temporary files from Nextcloud running with a different user account, or run a symlink attack. EPSS estimates a 0.41% chance of exploitation in the next 30 days.
Description
Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server prior to 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1, an attacker on a multi-user system may read temporary files from Nextcloud running with a different user account, or run a symlink attack. Nextcloud Server versions 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1 fix the issue. No known workarounds are available.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Nextcloud Server | >= 26.0.0, < 26.0.13.13 |
| Nextcloud | Nextcloud Server | >= 27.0.0, < 27.1.11.13 |
| Nextcloud | Nextcloud Server | >= 28.0.0, < 28.0.14.4 |
| Nextcloud | Nextcloud Server | >= 29.0.0, < 29.0.13 |
| Nextcloud | Nextcloud Server | >= 30.0.0, < 30.0.7 |
| Nextcloud | Nextcloud Server | >= 31.0.0, < 31.0.1 |
References
- https://github.com/nextcloud/server/pull/51194Issue Tracking
- https://hackerone.com/reports/1960647Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
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