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.
Metrics
Affected Vendors & Products
References
History
Tue, 25 Aug 2026 18:30:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Tue, 25 Aug 2026 15:30:00 +0000
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| 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. | |
| Title | rclone serve s3 Path Traversal via dot-dot object keys | |
| First Time appeared |
Rclone
Rclone rclone |
|
| Weaknesses | CWE-22 | |
| CPEs | cpe:2.3:a:rclone:rclone:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Rclone
Rclone rclone |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-08-25T17:29:20.262Z
Reserved: 2026-08-25T14:32:37.762Z
Link: CVE-2026-79781
Updated: 2026-08-25T17:28:54.289Z
Status : Received
Published: 2026-08-25T16:17:30.080
Modified: 2026-08-25T18:18:06.850
Link: CVE-2026-79781
No data.
OpenCVE Enrichment
Updated: 2026-08-25T17:00:04Z