CVE-2025-66549
Nextcloud Desktop Client vulnerability analysis and mitigation

Nextcloud Desktop is the desktop sync client for Nextcloud. Prior to 3.16.5, when trying to manually lock a file inside an end-to-end encrypted directory, the path of the file was sent to the server unencrypted, making it possible for administrators to see it in log files. This vulnerability is fixed in 3.16.5.


SourceNVD

Related Nextcloud Desktop Client vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2024-46958CRITICAL9.1
  • Nextcloud Desktop ClientNextcloud Desktop Client
  • nextcloud-desktop
NoYesSep 16, 2024
CVE-2024-37885HIGH7.8
  • Nextcloud Desktop ClientNextcloud Desktop Client
  • cpe:2.3:a:nextcloud:desktop
NoYesJun 14, 2024
CVE-2024-52510HIGH7.5
  • Nextcloud Desktop ClientNextcloud Desktop Client
  • cpe:2.3:a:nextcloud:desktop
NoYesNov 15, 2024
CVE-2025-47792MEDIUM6.1
  • Nextcloud Desktop ClientNextcloud Desktop Client
  • nextcloud-desktop
NoYesMay 16, 2025
CVE-2025-66549LOW2.7
  • Nextcloud Desktop ClientNextcloud Desktop Client
  • cpe:2.3:a:nextcloud:desktop
NoYesDec 05, 2025

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