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TI-2025-33723 Aliases CVE-2025-53831

DrawIO for ownCloud 10 is vulnerable to Stored XSS

Priority LOW 35CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
High · Low · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00276 20th percentileScored 2026-11-07
Fix Fixed DrawIO for ownCloud (owncloud): 1.0.2ownCloud 10 (owncloud): 10.15.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ownCloudDrawIO for ownCloudbefore 1.0.21.0.2Patch availableCNA
ownCloudownCloud 10before 10.15.310.15.3Patch availableCNA
  • DrawIO for ownCloud VendorownCloud Affected before 1.0.2 Fixed in 1.0.2 Patch available CNA
  • ownCloud 10 VendorownCloud Affected before 10.15.3 Fixed in 10.15.3 Patch available CNA

Remediation

  • Fix · CNA DrawIO for ownCloud (owncloud) Fixed in 1.0.2
  • Fix · CNA ownCloud 10 (owncloud) Fixed in 10.15.3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-53831

References

Other 1

  • TI-2023-26770 An issue was discovered in ownCloud owncloud/core before 10.13.1. KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-26768 An issue was discovered in ownCloud owncloud/graphapi 0.2.x before 0.2.1 and 0.3.x before… KEVCVSS 3.1CRITICAL 10.0
  • TI-2019-15391 OwnCloud 8.1.8 - Username Disclosure CVSS 4.0MEDIUM 5.3
  • TI-2015-03941 Directory traversal vulnerability in the routing component in ownCloud Server before… CVSS 2.0HIGH 10.0
  • TI-2025-37176 ownCloud Guests before 0.12.5 allows unauthenticated user enumeration via the… CVSS 3.1MEDIUM 5.3
  • TI-2023-09745 ownCloud Android app vulnerable to SQL Injection CVSS 3.1MEDIUM 6.2
See all 172 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences