CVE-2026-35446
LORIS has a path traversal in FilesDownloadHandler
CVSS Score
7.7
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-552 |
| Vendor | aces |
| Product | loris |
| Published | Apr 8, 2026 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
aces / Loris
>= 24.0.0, < 27.0.3 >= 28.0.0, < 28.0.1