Description
Missing sanitization of a server response in Nextcloud Desktop Client 2.6.4 for Linux allowed a malicious Nextcloud Server to store files outside of the dedicated sync directory.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Desktop Client | 2.6.5 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | nextcloud-desktop | 3.0.1-1 | — |
| Debian 13 | nextcloud-desktop | 3.0.1-1 | — |
| Debian 12 | nextcloud-desktop | 3.0.1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | nextcloud-desktop | No fix yet | — |