rclone before v1.75.0 contains a denial of service vulnerability in the WebDAV TUS creation handler that dereferences a nil response before checking for transport errors. A malicious or compromised configured endpoint can reset connections during TUS uploads to trigger a panic that terminates unrecovered goroutines and halts unrelated work in long-lived processes.

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History

Tue, 25 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 25 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Description rclone before v1.75.0 contains a denial of service vulnerability in the WebDAV TUS creation handler that dereferences a nil response before checking for transport errors. A malicious or compromised configured endpoint can reset connections during TUS uploads to trigger a panic that terminates unrecovered goroutines and halts unrelated work in long-lived processes.
Title rclone before v1.75.0 Denial of Service via TUS nil-response panic
First Time appeared Rclone
Rclone rclone
Weaknesses CWE-248
CPEs cpe:2.3:a:rclone:rclone:*:*:*:*:*:*:*:*
Vendors & Products Rclone
Rclone rclone
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-25T16:12:58.686Z

Reserved: 2026-08-25T14:29:43.529Z

Link: CVE-2026-79778

cve-icon Vulnrichment

Updated: 2026-08-25T16:12:52.337Z

cve-icon NVD

Status : Received

Published: 2026-08-25T16:17:29.657

Modified: 2026-08-25T17:18:18.147

Link: CVE-2026-79778

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-25T18:00:14Z

Weaknesses