CVE-2025-47794

Nextcloud Server vulnerable to insecure temporary file creation, race with write access and permission

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.

Category

2.6
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.02%
Affected: nextcloud security-advisories
Published at:
Updated at:

References

Link Tags
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-q568-2933-gcjq
https://github.com/nextcloud/server/pull/51194
https://hackerone.com/reports/1960647

Frequently Asked Questions

What is the severity of CVE-2025-47794?
CVE-2025-47794 has been scored as a low severity vulnerability.
How to fix CVE-2025-47794?
To fix CVE-2025-47794, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-47794 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-47794 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-47794?
CVE-2025-47794 affects nextcloud security-advisories.
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