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Vulnerability record · CVE-2015-5954 · published 21 October 2015

CVE-2015-5954: Owncloud vulnerability

Owncloud · Owncloud

The virtual filesystem in ownCloud Server before 6.0.9, 7.0.x before 7.0.7, and 8.0.x before 8.0.5 does not consider that NULL is a valid getPath return value, which allows remote authenticated users to bypass intended access restrictions and gain access to users files via a sharing link to a file with a deleted parent folder.

4.0 CVSS 2.0 Medium EPSS 1.2% · top 33.0%
4.0CVSS 2.0 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

The virtual filesystem in ownCloud Server before 6.0.9, 7.0.x before 7.0.7, and 8.0.x before 8.0.5 does not consider that NULL is a valid getPath return value, which allows remote authenticated users to bypass intended access restrictions and gain access to users files via a sharing link to a file with a deleted parent folder.

AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.debian.org/security/2015/dsa-3373
https://owncloud.org/security/advisory/?id=oc-sa-2015-011 Vendor Advisory
http://www.debian.org/security/2015/dsa-3373
https://owncloud.org/security/advisory/?id=oc-sa-2015-011 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-49105ownCloud Server WebDAV authentication bypass via pre-signed URLsownCloud core before 10.13.1 accepts pre-signed URLs even when the file owner has no signing-key configured, so the signature check is effectively sk…KEVEPSS 43%analysed10.0CVE-2015-4716Owncloud path traversal vulnerabilityDirectory traversal vulnerability in the routing component in ownCloud Server before 7.0.6 and 8.0.x before 8.0.4, when running on Windows, allows re…EPSS 25%9.8CVE-2021-35946Owncloud improper privilege management vulnerabilityA receiver of a federated share with access to the database with ownCloud version before 10.8 could update the permissions and therefore elevate thei…EPSS 1.5%9.8CVE-2014-2052Owncloud xml external entity (xxe) vulnerabilityZend Framework, as used in ownCloud Server before 5.0.15 and 6.0.x before 6.0.2, allows remote attackers to read arbitrary files, cause a denial of s…EPSS 2.5%9.8CVE-2014-2048Owncloud improper access control vulnerabilityThe user_openid app in ownCloud Server before 5.0.15 allows remote attackers to obtain access by leveraging an insecure OpenID implementation.EPSS 2.6%9.1CVE-2020-28645Owncloud improper input validation vulnerabilityDeleting users with certain names caused system files to be deleted. Risk is higher for systems which allow users to register themselves and have the…EPSS 1.2%9.0CVE-2015-7699Owncloud server improper input validation vulnerabilityThe files_external app in ownCloud Server before 7.0.9, 8.0.x before 8.0.7, and 8.1.x before 8.1.2 allows remote authenticated users to instantiate a…EPSS 4.0%9.0CVE-2015-7698Owncloud smb os command injection vulnerabilityicewind1991 SMB before 1.0.3 allows remote authenticated users to execute arbitrary SMB commands via shell metacharacters in the user argument in the…EPSS 2.5%

Source: NIST National Vulnerability Database (record CVE-2015-5954), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.