CVE-2025-53831

DrawIO for ownCloud 10 is vulnerable to Stored XSS

Published Jul 6, 2026 CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Owncloud
Owncloud drawio For Owncloud
Owncloud owncloud
Vendors & Products Owncloud
Owncloud drawio For Owncloud
Owncloud owncloud
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title DrawIO for ownCloud 10 is vulnerable to Stored XSS
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jul 6, 2026, 6:49 PM
Reserved
Jul 9, 2025, 2:14 PM
Status
Deferred
Published
Jul 6, 2026, 5:16 PM
Modified
Sep 29, 2026, 7:10 PM