Link reference provider can be tricked into downloading bigger files than intended

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Potential hash collision for background jobs could skip queuing them

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Custom defined credentials of external storages are sent back to the frontend

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User password is available in memory of the PHP process

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Nextcloud 信息泄露漏洞

Nextcloud is a set of open source self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. Nextcloud suffers from an information disclosure vulnerability that originates when a malicious user downloads attachments referenced in a text file without...

CVE-2024-52507: Authorization Bypass Through User-Controlled Key

Nextcloud Tables allows users to to create tables with individual columns. The information which Table numeric ID is shared with which groups and users and the respective permissions was not limited to affected users. It is recommended that the Nextcloud Tables app is upgraded to 0.8.1...

Nextcloud Mail 访问控制错误漏洞

Nextcloud Mail is an email from Nextcloud Germany. An access control error vulnerability exists in Nextcloud Mail that stems from allowing shared files without download permissions to be attached as attachments...

CVE-2024-52509: Improper Access Control

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. The Nextcloud mail app incorrectly allowed attaching shared files without download permissions as attachments. This allowed users to send them the files to themselves and then downloading it from their mail clients...

PT-2024-9167

Name of the Vulnerable Software and Affected Versions: Nextcloud Mail versions prior to 2.2.10 Nextcloud Mail versions prior to 3.6.2 Nextcloud Mail versions prior to 3.7.2 Description: The issue is related to insufficient access control in the Nextcloud mail client, allowing a remote attacker to...

PT-2024-35349

Name of the Vulnerable Software and Affected Versions Nextcloud Desktop Client versions prior to 3.14.2 Description The issue concerns the Nextcloud Desktop Client, a tool used to synchronize files from Nextcloud Server with a computer. It was found that the Desktop client did not stop with an...

PT-2024-35347

Name of the Vulnerable Software and Affected Versions Nextcloud Tables versions prior to 0.8.1 Description The issue concerns the sharing of table information in Nextcloud Tables, where the details about which table identified by a numeric ID is shared with specific groups and users, along with t...

Nextcloud 安全漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. A security vulnerability exists in Nextcloud that stems from the fact that by directly specifying the ID of a table or view, a malicious user can blindly...

Nextcloud 安全漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. Nextcloud suffers from a security vulnerability that stems from the fact that under certain circumstances, a user's password is stored in session data in a...

CVE-2024-52517: Exposure of Sensitive Information to an Unauthorized Actor

Nextcloud Server is a self hosted personal cloud system. After storing "Global credentials" on the server, the API returns them and adds them into the frontend again, allowing to read them in plain text when an attacker already has access to an active session of a user. It is recommended that the...

CVE-2024-52521: Use of Weak Hash

Nextcloud Server is a self hosted personal cloud system. MD5 hashes were used to check background jobs for their uniqueness. This increased the chances of a background job with arguments falsely being identified as already existing and not be queued for execution. By changing the Hash to SHA256 t...

CVE-2024-52515: Use of Incorrectly-Resolved Name or Reference

Nextcloud Server is a self hosted personal cloud system. After an admin enables the default-disabled SVG preview provider, a malicious user could upload a manipulated SVG file referencing paths. If the file would exist the preview of the SVG would preview the other file instead. It is recommended...

Nextcloud 访问控制错误漏洞

Nextcloud is a set of open source self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. Nextcloud suffers from an Access Control Error vulnerability that stems from the fact that when a file is blocked by access control, users can still copy an...

CVE-2024-52525: Cleartext Storage of Sensitive Information

Nextcloud Server is a self hosted personal cloud system. Under certain conditions the password of a user was stored unencrypted in the session data. The session data is encrypted before being saved in the session storage Redis or disk, but it would allow a malicious process that gains access to t...

CVE-2024-52514: Improper Access Control

Nextcloud Server is a self hosted personal cloud system. After a user received a share with some files inside being blocked by the files access control, the user would still be able to copy the intermediate folder inside Nextcloud allowing them to afterwards potentially access the blocked files...

CVE-2024-52508: Exposure of Sensitive Information to an Unauthorized Actor

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. When a user is trying to set up a mail account with an email address like [email protected] that does not support auto configuration, and an attacker managed to register autoconfig.tld, the used email details would ...