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CVE-2026-35446

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CVE-2026-35446

Published: Apr 8, 2026

Modified: Apr 8, 2026

PUBLISHED

CVSS v3.1

7.7

HIGH

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.

VendorProductVersions

aces

Loris

affected
>= 24.0.0, < 27.0.3
affected
>= 28.0.0, < 28.0.1

Weaknesses (CWE)

CWE-552

CVSS v3.1 Details

CVSS v3.1 Vector

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

References

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