CVE-2025-53827
CRITICALownCloud Core: Updater has an exposed dangerous method or function
Title source: cnaDescription
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.
References (1)
Core 1
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/owncloud/security-advisories/security/advisories/GHSA-hvcx-ph66-mmvw
Scores
CVSS v3
9.1
EPSS
0.0034
EPSS Percentile
26.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-749
Status
published
Products (1)
owncloud/ownCloud Core
< 10.15.3
Published
Jul 06, 2026
Tracked Since
Jul 06, 2026