LORIS (Longitudinal Online Research and Imaging System) is a self-hosted web application that provides data- and project-management for neuroimaging research. From 24.0.0 to before 27.0.3 and 28.0.1, an incorrect order of operations in the FilesDownloadHandler could result in an attacker escaping the intended download directories. This vulnerability is fixed in 27.0.3 and 28.0.1.

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Fixes

Solution

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Workaround

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History

Wed, 08 Apr 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 08 Apr 2026 19:00:00 +0000

Type Values Removed Values Added
Description LORIS (Longitudinal Online Research and Imaging System) is a self-hosted web application that provides data- and project-management for neuroimaging research. From 24.0.0 to before 27.0.3 and 28.0.1, an incorrect order of operations in the FilesDownloadHandler could result in an attacker escaping the intended download directories. This vulnerability is fixed in 27.0.3 and 28.0.1.
Title LORIS has a path traversal in FilesDownloadHandler
Weaknesses CWE-552
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-08T20:13:54.835Z

Reserved: 2026-04-02T19:25:52.192Z

Link: CVE-2026-35446

cve-icon Vulnrichment

Updated: 2026-04-08T20:13:49.952Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-08T19:25:24.217

Modified: 2026-04-08T21:26:13.410

Link: CVE-2026-35446

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses