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CVE-2026-79778 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.3 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/rclone/rclone/security/advisories/GHSA-3x6r-wxxg-53vv	CISA-ADP
https://github.com/rclone/rclone/security/advisories/GHSA-3x6r-wxxg-53vv	[email protected]
https://www.vulncheck.com/advisories/rclone-before-denial-of-service-via-tus-nil-response-panic	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-248	Uncaught Exception	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Aug 25, 2026	CVE Modified	CISA-ADP
Aug 25, 2026	New CVE Received	[email protected]