Vulnerability in Nextcloud Server
CVE-2024-37884
Nextcloud Server is a self hosted personal cloud system. A malicious user was able to send delete requests for old versions of files they only got shared with read permissions. It is recommended that the Nextcloud Server is upgraded to 26.0.12 or 27.1.7 or 28.0.3 and that the Nextcloud Enterprise Server is upgraded to 26.0.12 or 27.1.7 or 28.0.3.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.004 (28.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Nextcloud Server
- Nextcloud Security-Advisories — versions >= 26.0.0, < 26.0.13, >= 27.0.0, < 27.1.8, >= 28.0.0, < 28.0.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-xwgx-f37p-xh8c (Vendor Advisory)
- github.com/nextcloud/server/pull/43727 (Patch)
- hackerone.com/reports/2290680 (Issue Tracking)
Frequently asked questions
- What is CVE-2024-37884?
- CVE-2024-37884 is a low-severity vulnerability in Nextcloud Server, classified under Improper Access Control. CVSS score: 3.5/10. Published 2024-06-14.
- How severe is CVE-2024-37884?
- Low severity. CVSS v3 base score is 3.5 out of 10.
- Is CVE-2024-37884 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.