Medium severity · published May 16, 2025
CVE-2025-47791
Nextcloud Server's test remote endpoint is not rate limited
5.3
CVSS
0.4%
EPSS
No
On KEV
Description
Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 28.0.13, 29.0.10, and 30.0.3 and Nextcloud Enterprise Server prior to 28.0.13, 29.0.10, and 30.0.3, a currently unused endpoint to verify a share recipient was not protected correctly, allowing to proxy requests to another server. The endpoint was removed in Nextcloud Server 28.0.13, 29.0.10, and 30.0.3 and Nextcloud Enterprise Server 28.0.13, 29.0.10, and 30.0.3. No known workarounds are available.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SE
security-advisories · nextcloud
>= 28.0.0, < 28.0.13; >= 29.0.0, < 29.0.10; >= 30.0.0, < 30.0.3 · source: vendor
NS
Nextcloud Server · Nextcloud
28.0.0 before 28.0.13; 28.0.0 before 28.0.13; 29.0.0 before 29.0.10; 29.0.0 before 29.0.10; 30.0.0 before 30.0.3; 30.0.0 before 30.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-47791
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-47791
Patch
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c7vq-m7f8-rx37
Patch
https://github.com/nextcloud/server/pull/49558
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