CVE Tools
Sign in

CVE-2025-53827

ownCloud Core: Updater has an exposed dangerous method or function

Published: Jul 6, 2026Updated: Jul 8, 2026 Sources: CVE List NVDCWE-749
9.1CRITICAL
NVD MITRE
EPSS Score
0.4%
Top 70.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-749

Affected Products

owncloud
commercial·DEaka owncloud server, owncloud client
ownCloud CoreOn-prem
Cloud & SaaS / cloud-platform

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
Is your org exposed to CVE-2025-53827?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://github.com/owncloud/security-advisories/security/advisories/GHSA-hvcx-ph66-mmvw
github.com

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-53827 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows