CVE-2025-53829: CWE-23: Relative Path Traversal in owncloud ownCloud 10
ownCloud is a file storage, synchronization, and sharing application. In ownCloud 10 prior to version 10.15.3, an attacker with administrative privileges can exploit a path traversal vulnerability in the system to execute arbitrary code. Upgrade ownCloud 10 to version 10.15.3 or later to receive a patch.
AI Analysis
Technical Summary
ownCloud 10 before version 10.15.3 contains a relative path traversal vulnerability (CWE-23) that can be exploited by an attacker with administrative privileges to execute arbitrary code on the system. This vulnerability allows traversal outside intended directories, leading to potential full system compromise. The issue is fixed in ownCloud 10.15.3.
Potential Impact
An attacker with administrative privileges can exploit this vulnerability to execute arbitrary code, potentially leading to full compromise of the affected system. The CVSS score of 8.0 (high) reflects the critical impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Upgrade ownCloud 10 to version 10.15.3 or later to apply the official patch that fixes this path traversal vulnerability. No other mitigation or temporary fix is indicated.
CVE-2025-53829: CWE-23: Relative Path Traversal in owncloud ownCloud 10
Description
ownCloud is a file storage, synchronization, and sharing application. In ownCloud 10 prior to version 10.15.3, an attacker with administrative privileges can exploit a path traversal vulnerability in the system to execute arbitrary code. Upgrade ownCloud 10 to version 10.15.3 or later to receive a patch.
CVSS v3.1
Score 8.0high
Affected software
pkg:github/owncloud/owncloudRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
ownCloud 10 before version 10.15.3 contains a relative path traversal vulnerability (CWE-23) that can be exploited by an attacker with administrative privileges to execute arbitrary code on the system. This vulnerability allows traversal outside intended directories, leading to potential full system compromise. The issue is fixed in ownCloud 10.15.3.
Potential Impact
An attacker with administrative privileges can exploit this vulnerability to execute arbitrary code, potentially leading to full compromise of the affected system. The CVSS score of 8.0 (high) reflects the critical impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Upgrade ownCloud 10 to version 10.15.3 or later to apply the official patch that fixes this path traversal vulnerability. No other mitigation or temporary fix is indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2025-07-09T14:14:52.531Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4bcbb327e9c79719c0ceb9
Added to database: 07/06/2026, 15:37:23 UTC
Last enriched: 07/14/2026, 08:51:53 UTC
Last updated: 08/20/2026, 10:52:06 UTC
Views: 105
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.