CVE-2023-35928
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Nextcloud user scoped external storage can be used to gather credentials of other users
Nextcloud Server is a space for data storage on Nextcloud, a self-hosted productivity playform. In NextCloud Server versions 25.0.0 until 25.0.7 and 26.0.0 until 26.0.2 and Nextcloud Enterprise Server versions 19.0.0 until 19.0.13.9, 20.0.0 until 20.0.14.14, 21.0.0 until 21.0.9.12, 22.0.0 until 22.2.10.12, 23.0.0 until 23.0.12.7, 24.0.0 until 24.0.12.2, 25.0.0 until 25.0.7, and 26.0.0 until 26.0.2, a user could use this functionality to get access to the login credentials of another user and take over their account. This issue has been patched in Nextcloud Server versions 25.0.7 and 26.0.2 and NextCloud Enterprise Server versions 19.0.13.9, 20.0.14.14, 21.0.9.12, 22.2.10.12, 23.0.12.7, 24.0.12.2, 25.0.7, and 26.0.2. Three workarounds are available. Disable app files_external. Change config setting "Allow users to mount external storage" to disabled in "Administration" > "External storage" settings `…/index.php/settings/admin/externalstorages`. Change config setting to disallow users to create external storages in "Administration" > "External storage" settings `…/index.php/settings/admin/externalstorages` with the types FTP, Nextcloud, SFTP, and/or WebDAV.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
security-advisories
- Vendor
- nextcloud
- Product
- security-advisories
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| Nextcloud Enterprise Server >= 19.0.0, < 19.0.13.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Enterprise Server >= 20.0.0.0, < 20.0.14.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Enterprise Server >= 21.0.0.0, < 21.0.9.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Enterprise Server >= 22.0.0.0, < 22.2.10.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Enterprise Server >= 23.0.0.0, < 23.0.12.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Enterprise Server >= 24.0.0.0, < 24.0.12.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Enterprise Server >= 25.0.0, < 25.0.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Enterprise Server >= 26.0.0, < 26.0.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Server >= 25.0.0, < 25.0.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Nextcloud Server >= 26.0.0, < 26.0.2 | affected | Unavailable | Unavailable | Unavailable | None listed |