CVE-2025-53828: SharePoint for ownCloud 10 is vulnerable to Server-Side Request Forgery (SSRF)
SharePoint for ownCloud is an application for using SharePoint with the file storage, synchronization, and sharing application ownCloud Classic. In SharePoint for ownCloud prior to version 0.4.1, which corresponds to ownCloud 10 prior to 10.15.3, an attacker with administrative privileges can use a SSRF vulnerability in the SharePoint app to execute arbitrary code on the system. Upgrade ownCloud 10 to version 10.15.3 or later to receive SharePoint for ownCloud 0.4.1, the fixed version.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
ownCloud Classic/SharePoint for ownCloudto a version that resolves this vulnerability.Fixed in 10.15.3
Event History
Frequently Asked Questions
What is the severity of CVE-2025-53828?
The severity of CVE-2025-53828 is rated as high with a score of 8.5.
How do I fix CVE-2025-53828?
To fix CVE-2025-53828, upgrade to version 0.4.1 of SharePoint for ownCloud or ownCloud 10 version 10.15.3 or later.
What vulnerability type is associated with CVE-2025-53828?
CVE-2025-53828 is associated with Server-Side Request Forgery (SSRF) vulnerabilities.
Who is affected by CVE-2025-53828?
CVE-2025-53828 affects instances of SharePoint for ownCloud prior to version 0.4.1 and ownCloud 10 before version 10.15.3.
What privileges are needed to exploit CVE-2025-53828?
An attacker needs administrative privileges to exploit CVE-2025-53828.