Rclone from v1.68.0 before v1.75.2 contains an authorization bypass vulnerability in serve s3 --auth-proxy that allows authenticated tenants to manipulate other tenants' multipart uploads by referencing their upload IDs. Attackers who learn a victim's bucket, object, and upload ID can inject parts, complete, or abort in-flight uploads and view upload and object metadata across tenants.
Advisories
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Fixes
Solution
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Workaround
No workaround given by the vendor.
References
History
Sun, 25 Oct 2026 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Rclone from v1.68.0 before v1.75.2 contains an authorization bypass vulnerability in serve s3 --auth-proxy that allows authenticated tenants to manipulate other tenants' multipart uploads by referencing their upload IDs. Attackers who learn a victim's bucket, object, and upload ID can inject parts, complete, or abort in-flight uploads and view upload and object metadata across tenants. | |
| Title | Rclone v1.68.0 before v1.75.2 Authorization Bypass in serve s3 Multipart Uploads | |
| First Time appeared |
Rclone
Rclone rclone |
|
| Weaknesses | CWE-639 | |
| CPEs | cpe:2.3:a:rclone:rclone:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Rclone
Rclone rclone |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-25T13:20:23.849Z
Reserved: 2026-10-25T12:26:13.488Z
Link: CVE-2026-116187
No data.
Status : Received
Published: 2026-10-25T14:16:58.817
Modified: 2026-10-25T14:16:58.817
Link: CVE-2026-116187
No data.
OpenCVE Enrichment
No data.
Weaknesses