Strix
26.1K

CVE-2025-47791

MEDIUMCVSS 5.3/10EPSS 0.31%

Last modified

CVE-2025-47791 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
0.31%

23.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NextcloudNextcloud Server>= 28.0.0, < 28.0.13
NextcloudNextcloud Server>= 29.0.0, < 29.0.10
NextcloudNextcloud Server>= 30.0.0, < 30.0.3

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-47791?
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.
How severe is CVE-2025-47791?
CVE-2025-47791 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2025-47791?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-47791?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST