LORIS has a path traversal in static router_CVE-2026-34392

7.5 / 10

HIGH

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

Description

LORIS (Longitudinal Online Research and Imaging System) is a self-hosted web application that provides data- and project-management for neuroimaging research. From 20.0.0 to before 27.0.3 and 28.0.1, a bug in the static file router can allow an attacker to traverse outside of the intended directory, allowing unintended files to be downloaded through the static, css, and js endpoints. This vulnerability is fixed in 27.0.3 and 28.0.1.

Basic Information

ID CVE-2026-34392

Source GitHub_M

Published Apr 8, 2026 at 17:57

Modified Apr 9, 2026 at 14:23

Affected Product

Vendor aces

Product Loris

Version >= 20.0.0, < 27.0.3

Affected Versions aces Loris >= 20.0.0, < 27.0.3
aces Loris >= 28.0.0, < 28.0.1

CWE Classification

CWE-552

References

github.com /aces/Loris/security/advisories/GHSA-rfj5-58hv-wc5f

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    "published": "2026-04-08T17:57:35.927Z",
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