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CVE-2025-47791

Nextcloud Server's test remote endpoint is not rate limited

Published: May 16, 2025Updated: Sep 19, 2025 Sources: CVE List NVD BDUCWE-918
NVD MITRE
4.3CVSSMEDIUM
EPSS Score
0.3%
Top 77.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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 Breakdown

AV:AAC:LPR:NUI:NS:UC:NI:NA:L
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-918

Affected Products

security-advisoriesnextcloud
SaaSSaaS Service
Cloud & SaaS / saas-application
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
Nextcloud ServerNextcloud GmbH
SaaSSaaS Service
Cloud & SaaS / saas-application
Nextcloud Enterprise ServerNextcloud GmbH
SaaSSaaS Service
Cloud & SaaS / saas-application
nextcloud servernextcloud
SaaSSaaS Service
Cloud & SaaS / saas-application
nextcloudoss-projectDECloud & SaaSaka nextcloud server
ооо «ред софт»commercialRUOperating Systemsaka red soft
nextcloud gmbhcommercialDECloud & SaaSaka nextcloud server, nextcloud enterprise server, nextcloud calendar

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Command and Control
Initial Access
View detailed technique mapping

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c7vq-m7f8-rx37
github.com
https://github.com/nextcloud/server/pull/49558
github.com
https://github.com/nextcloud/server/pull/49558
github.com
and 1 more references View all →

Timeline

Published
May 16, 2025
Last Updated
Sep 19, 2025

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