OwnCloud Security Vulnerabilities

CVE-2023-49103

An issue was discovered in ownCloud owncloud/graphapi 0.2.x before 0.2.1 and 0.3.x before 0.3.1. The graphapi app relies on a third-party GetPhpInfo.php library that provides a URL. When this URL is accessed, it reveals the configuration details of the PHP environment (phpinfo). This information...

CVE-2023-49104

An issue was discovered in ownCloud owncloud/oauth2 before 0.6.1, when Allow Subdomains is enabled. An attacker is able to pass in a crafted redirect-url that bypasses validation, and consequently allows an attacker to redirect callbacks to a Top Level Domain controlled by the...

CVE-2023-49105

An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured. This occurs because pre-signed URLs can be accepted even when no...

CVE-2020-36249

The File Firewall before 2.8.0 for ownCloud Server does not properly enforce file-type restrictions for public...

CVE-2021-44537

ownCloud owncloud/client before 2.9.2 allows Resource Injection by a server into the desktop client via a URL, leading to remote code...

CVE-2023-24804

The ownCloud Android app allows ownCloud users to access, share, and edit files and folders. Prior to version 3.0, the app has an incomplete fix for a path traversal issue and is vulnerable to two bypass methods. The bypasses may lead to information disclosure when uploading the app’s internal...

CVE-2023-23948

The ownCloud Android app allows ownCloud users to access, share, and edit files and folders. Version 2.21.1 of the ownCloud Android app is vulnerable to SQL injection in FileContentProvider.kt. This issue can lead to information disclosure. Two databases, filelist and owncloud_database, are...

CVE-2022-31649

ownCloud owncloud/core before 10.10.0 Improperly Removes Sensitive Information Before Storage or...

CVE-2022-43679

The Docker image of ownCloud Server through 10.11 contains a misconfiguration that renders the trusted_domains config useless. This could be abused to spoof the URL in password-reset e-mail...

CVE-2020-28646

ownCloud owncloud/client before 2.7 allows DLL Injection. The desktop client loaded development plugins from certain directories when they were...

CVE-2022-25339

ownCloud owncloud/android 2.20 has Incorrect Access Control for local...

CVE-2022-25338

ownCloud owncloud/android before 2.20 has Incorrect Access Control for physically proximate...

CVE-2021-33828

The files_antivirus component before 1.0.0 for ownCloud mishandles the protection mechanism by which malicious files (that have been uploaded to a public share) are supposed to be deleted upon...

CVE-2021-33827

The files_antivirus component before 1.0.0 for ownCloud allows OS Command Injection via the administration...

CVE-2021-40537

Server Side Request Forgery (SSRF) vulnerability exists in owncloud/user_ldap < 0.15.4 in the settings of the user_ldap app. Administration role is necessary for...

CVE-2021-35948

Session fixation on password protected public links in the ownCloud Server before 10.8.0 allows an attacker to bypass the password protection when they can force a target client to use a controlled...

CVE-2021-35946

A receiver of a federated share with access to the database with ownCloud version before 10.8 could update the permissions and therefore elevate their own...

CVE-2021-35949

The shareinfo controller in the ownCloud Server before 10.8.0 allows an attacker to bypass the permission checks for upload only shares and list metadata about the...

CVE-2021-35947

The public share controller in the ownCloud server before version 10.8.0 allows a remote attacker to see the internal path and the username of a public share by including invalid characters in the...

CVE-2021-29659

ownCloud 10.7 has an incorrect access control vulnerability, leading to remote information disclosure. Due to a bug in the related API endpoint, the attacker can enumerate all users in a single request by entering three whitespaces. Secondary, the retrieval of all users on a large instance could...

CVE-2020-36248

The ownCloud application before 2.15 for Android allows attackers to use adb to include a PIN preferences value in a backup archive, and consequently bypass the PIN lock feature by restoring from this...

CVE-2020-36251

ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that...

CVE-2020-10252

An issue was discovered in ownCloud before 10.4. Because of an SSRF issue (via the apps/files_sharing/external remote parameter), an authenticated attacker can interact with local services blindly (aka Blind SSRF) or conduct a Denial Of Service...

CVE-2020-10254

An issue was discovered in ownCloud before 10.4. An attacker can bypass authentication on a password-protected image by displaying its...

CVE-2020-36250

In the ownCloud application before 2.15 for Android, the lock protection mechanism can be bypassed by moving the system date/time into the...

CVE-2020-36252

ownCloud Server 10.x before 10.3.1 allows an attacker, who has one outgoing share from a victim, to access any version of any file by sending a request for a predictable ID...

CVE-2020-28645

Deleting users with certain names caused system files to be deleted. Risk is higher for systems which allow users to register themselves and have the data directory in the web root. This affects ownCloud/core versions <...

CVE-2020-28644

The CSRF (Cross Site Request Forgery) token check was improperly implemented on cookie authenticated requests against some ocs API endpoints. This affects ownCloud/core version <...

CVE-2020-16144

When using an object storage like S3 as the file store, when a user creates a public link to a folder where anonymous users can upload files, and another user uploads a virus the files antivirus app would detect the virus but fails to delete it due to permission issues. This affects the...

CVE-2020-16255

ownCloud (Core) before 10.5 allows XSS in login page 'forgot...

CVE-2015-4715

The fetch function in OAuth/Curl.php in Dropbox-PHP, as used in ownCloud Server before 6.0.8, 7.x before 7.0.6, and 8.x before 8.0.4 when an external Dropbox storage has been mounted, allows remote administrators of Dropbox.com to read arbitrary files via an @ (at sign) character in unspecified...

CVE-2014-2052

Zend 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 service, or possibly have other impact via an XML External Entity (XXE)...

CVE-2014-2050

Cross-site request forgery (CSRF) vulnerability in ownCloud Server before 5.0.15 and 6.0.x before 6.0.2 allows remote attackers to hijack the authentication of users for requests that reset passwords via a crafted HTTP Host...

CVE-2013-0202

Cross-site scripting (XSS) vulnerability in ownCloud 4.5.5, 4.0.10, and earlier allows remote attackers to inject arbitrary web script or HTML via the action parameter to...

CVE-2013-0203

Multiple cross-site scripting (XSS) vulnerabilities in ownCloud 4.5.5, 4.0.10, and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) unspecified parameters to apps/calendar/ajax/event/new.php or (2) url parameter to...