CVE-2024-52520

MEDIUM EPSS 51.3%
Published Nov 15, 20241y ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Nov 15, 2024 1y ago
Last Modified Jun 17, 2026 2w ago

Description

Nextcloud Server is a self hosted personal cloud system. Due to a pre-flighted HEAD request, the link reference provider could be tricked into downloading bigger websites than intended, to find open-graph data. It is recommended that the Nextcloud Server is upgraded to 28.0.10 or 29.0.7 and Nextcloud Enterprise Server is upgraded to 27.1.11.8, 28.0.10 or 29.0.7.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
51.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-400 Uncontrolled Resource Consumption Resource Mgmt
CWE-79 Cross-site Scripting Injection

Affected Products 5

VendorProductVersionRange
nextcloudnextcloud_server*≥27.0.0  –  <27.1.11.8
nextcloudnextcloud_server*≥28.0.0  –  <28.0.10
nextcloudnextcloud_server*≥28.0.0  –  <28.0.10
nextcloudnextcloud_server*≥29.0.0  –  <29.0.7
nextcloudnextcloud_server*≥29.0.0  –  <29.0.7

References 3

  • github.com https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pxqf-cfxw-mqmj
    Vendor Advisory
  • github.com https://github.com/nextcloud/server/commit/873c42b0f1383d5b6f2b7a481e1d9620ed30f44a
    Patch
  • github.com https://github.com/nextcloud/server/pull/47627
    Patch

Remediation

  • github.com https://github.com/nextcloud/server/commit/873c42b0f1383d5b6f2b7a481e1d9620ed30f44a
    Patch
  • github.com https://github.com/nextcloud/server/pull/47627
    Patch