Description
ownCloud Core is the server-side component of the file storage, synchronization, and sharing application ownCloud Classic. In versions prior to 10.15.3, the Updater on ownCloud 10 before 10.15.3 has an exposed dangerous method or function. Attackers with administrative privileges may leverage functionality to execute arbitrary code. This issue has been fixed in version 10.15.3.
Published: 2026-07-06
Score: 9.1 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 07 Jul 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 06 Jul 2026 22:45:00 +0000

Type Values Removed Values Added
First Time appeared Owncloud
Owncloud owncloud
Vendors & Products Owncloud
Owncloud owncloud

Mon, 06 Jul 2026 15:45:00 +0000

Type Values Removed Values Added
Description ownCloud Core is the server-side component of the file storage, synchronization, and sharing application ownCloud Classic. In versions prior to 10.15.3, the Updater on ownCloud 10 before 10.15.3 has an exposed dangerous method or function. Attackers with administrative privileges may leverage functionality to execute arbitrary code. This issue has been fixed in version 10.15.3.
Title ownCloud Core: Updater has an exposed dangerous method or function
Weaknesses CWE-749
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}


Subscriptions

Owncloud Owncloud
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-07-08T03:56:33.632Z

Reserved: 2025-07-09T14:14:52.530Z

Link: CVE-2025-53827

cve-icon Vulnrichment

Updated: 2026-07-07T16:42:09.629Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-07T23:00:04Z

Weaknesses