CVE-2023-25159 Nextcloud Server previews are accessible without a watermark

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform, and Nextcloud Office is a document collaboration app for the same platform. Nextcloud Server 24.0.x prior to 24.0.8 and 25.0.x prior to 25.0.1, Nextcloud Enterprise Server 24.0.x prior to 24.0.8 and...

CVE-2023-25159 Nextcloud Server previews are accessible without a watermark

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform, and Nextcloud Office is a document collaboration app for the same platform. Nextcloud Server 24.0.x prior to 24.0.8 and 25.0.x prior to 25.0.1, Nextcloud Enterprise Server 24.0.x prior to 24.0.8 and...

CVE-2023-25159

CVE-2023-25159 affects Nextcloud Server and related components. Technical details from PT Security show the issue resides in OCFilesNodeFolder::getFullPath(), where improper validation/normalization can allow crafted paths to escape a user’s space, potentially overwriting other users’ data. Affec...