CVE-2026-116190

LOW 3.7

rclone v1.56.0 before v1.75.2 WebDAV Credential Header Leak on Redirect

CVSS Score

3.7

EPSS Score

0.0%

EPSS Percentile

0th

rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.

CWE	CWE-200
Vendor	rclone
Product	rclone
Published	Oct 25, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

rclone / rclone

1.56.0 < 1.75.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/rclone/rclone/security/advisories/GHSA-3rqf-7h69-gg5v vulncheck.com: https://www.vulncheck.com/advisories/rclone-1.56.0-before-1.75.2-webdav-credential-header-leak-on-redirect

Credits

🔍 manus-pi ncw