CVE-2025-53831: DrawIO for ownCloud 10 is vulnerable to Stored XSS
DrawIO for ownCloud is an application for using DrawIO with the file storage, synchronization, and sharing application ownCloud Classic. In DrawIO for ownCloud prior to version 1.0.2, which corresponds to ownCloud 10 prior to version 10.15.3, attackers with access to the DrawIO app can leverage improper neutralization of input during web page generation to achieve stored XSS. Upgrade ownCloud 10 to version 10.15.3 or later or upgrade DrawIO for ownCloud 10 to version 1.0.2 or later to receive a patch.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
ownCloudto a version that resolves this vulnerability.Fixed in 10.15.3 - Upgrade
Upgrade
DrawIO for ownCloud 10to a version that resolves this vulnerability.Fixed in 1.0.2
Event History
Frequently Asked Questions
What is the severity of CVE-2025-53831?
CVE-2025-53831 has a high severity rating of 8.2.
How do I fix CVE-2025-53831?
To fix CVE-2025-53831, upgrade to DrawIO for ownCloud version 1.0.2 or ownCloud 10.15.3 or later.
What type of vulnerability is CVE-2025-53831?
CVE-2025-53831 is a Stored XSS (Cross-Site Scripting) vulnerability.
Who is affected by CVE-2025-53831?
Users of DrawIO for ownCloud prior to version 1.0.2 and ownCloud 10 before version 10.15.3 are affected by CVE-2025-53831.
What are the potential impacts of CVE-2025-53831?
The potential impacts of CVE-2025-53831 include the ability for attackers to execute malicious scripts in the context of the user's session.