CVE-2023-48303

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Server and Nextcloud Enterprise Server, admins can change authentication details of user configured external storage. Nextcloud Server and Nextcloud Enterprise Server versions 25.0.11, 26.0.6, and 27.1.0 contain a patch for this issue. No known workarounds are available.

• CWE-284

• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2448-44rp-c7hhVendor Advisory
• https://github.com/nextcloud/server/pull/39895Issue Tracking, Patch
• https://hackerone.com/reports/2107934Permissions Required
• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2448-44rp-c7hhVendor Advisory
• https://github.com/nextcloud/server/pull/39895Issue Tracking, Patch
• https://hackerone.com/reports/2107934Permissions Required

Published

Nov 21, 2023

Last Modified

Jun 17, 2026

Status

Modified

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