CVE-2025-53827

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.

Scoring

Severity
CRITICAL
CVSS base score
9.1
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS probability
0.61%
CWE
CWE-749
Published
2026-07-06
Last modified
2026-07-08

Affected products

Weakness type

Related vulnerabilities

Markdown version · Browse all CVEs