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ownCloud 10, also called ownCloud Classic, is ownCloud's self-hosted file storage, synchronization, and sharing server. It is deployed by organizations on infrastructure they control and provides browser-based file access plus integration with compatible sync clients and optional applications.
Severity across 4 analyzed records
As of 10/04/2026, within CyStack's analyzed data, ownCloud 10 has 0 security vulnerabilities published in the last 90 days. Of these, 0 are rated High or Critical. None of these vulnerabilities is listed in the CISA KEV catalog. CyStack recommends that organizations and individual users remediate applicable vulnerabilities as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of ownCloud 10 and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
Explore CyStack VulnScan| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2025-53831DrawIO for ownCloud 10 is vulnerable to Stored XSS | Exploitation statusNot known exploited | FixNot confirmed | Published07/06/2026 | SeverityHigh |
CVE-2025-53830Anti-Virus for ownCloud 10 is vulnerable to Server-Side Request Forgery (SSRF) | Exploitation statusNot known exploited | FixNot confirmed | Published07/06/2026 | SeverityCritical |
CVE-2025-53829ownCloud 10 is vulnerable to Relative Path Traversal | Exploitation statusNot known exploited | FixNot confirmed | Published07/06/2026 | SeverityHigh |
CVE-2025-53828SharePoint for ownCloud 10 is vulnerable to Server-Side Request Forgery (SSRF) | Exploitation statusNot known exploited | FixNot confirmed | Published07/06/2026 | SeverityHigh |
