CVE-2025-66549

Description

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.

PUBLISHED Reserved 2025-12-04 | Published 2025-12-05 | Updated 2025-12-05 | Assigner GitHub_M

Problem types

CWE-209: Generation of Error Message Containing Sensitive Information

Product status

References

github.com/...sories/security/advisories/GHSA-h9xj-qh76-q3hw

github.com/nextcloud/desktop/pull/8330

github.com/...ommit/36d6c234d42b06a6f2e9de3e413a5c3c625edad6

hackerone.com/reports/3159877

cve.org (CVE-2025-66549)

nvd.nist.gov (CVE-2025-66549)