CVE-2026-101051

Cloudreve before 4.16.1 Path Traversal via Remote Download

Published Sep 27, 2026 CVSS 4.0 · 2.3 Low EPSS < 1% KEV · Not listed
Description
Cloudreve before 4.16.1 fails to properly sanitize file paths returned by remote downloaders, allowing authenticated users to create files outside the selected destination directory. Attackers can exploit path traversal sequences in downloader metadata to write files to unexpected locations within accessible namespaces.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Cloudreve before 4.16.1 fails to properly sanitize file paths returned by remote downloaders, allowing authenticated users to create files outside the selected destination directory. Attackers can exploit path traversal sequences in downloader metadata to write files to unexpected locations within accessible namespaces.
Title Cloudreve before 4.16.1 Path Traversal via Remote Download
First Time appeared Cloudreve
Cloudreve cloudreve
Weaknesses CWE-22
CPEs cpe:2.3:a:cloudreve:cloudreve:*:*:*:*:*:*:*:*
Vendors & Products Cloudreve
Cloudreve cloudreve
References
Metrics cvssV3_1

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

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 28, 2026, 2:06 PM
Reserved
Sep 27, 2026, 3:48 PM
Status
Deferred
Published
Sep 27, 2026, 6:16 PM
Modified
Sep 28, 2026, 3:17 PM