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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-79781

rclone serve s3 Path Traversal via dot-dot object keys

Description

rclone serve s3 before 1.74.4 contains a path traversal vulnerability that allows attackers to read and overwrite root-level files by using dot-dot segments in S3 object keys. Attackers can send requests with object keys like ../root-secret.txt to escape the bucket namespace and access files in the serve root directory.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

rclone rclone

Default version status: unaffected

  • 0 to < 1.74.4affected
  • 1.74.4unaffected
pkg:golang/github.com/rclone/rclone

References