CVE-2026-101051

Summary

Cloudreve before 4.16.1 fails to properly sanitize file paths returned by remote downloaders, allowing authenticated users to create files outside the selected destination directory. Attackers can exploit path traversal sequences in downloader metadata to write files to unexpected locations within accessible namespaces.

Affected Software

VendorProductVersion RangeStatus
cloudrevecloudreve0 < 4.16.1affected
cloudrevecloudreve4.16.1unaffected

Weaknesses

  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References