Vulnerability Description
LORIS (Longitudinal Online Research and Imaging System) is a self-hosted web application that provides data- and project-management for neuroimaging research. From 21.0.0 to before 27.0.3 and 28.0.1, while the document_repository frontend was restricting file access, the backend endpoint was not correctly verifying access permissions. A user could theoretically download a file that they should not have access to, if they know or can brute force the filename. This vulnerability is fixed in 27.0.3 and 28.0.1.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mcgill | Loris | >= 21.0.0, <= 27.0.2 |
Related Weaknesses (CWE)
References
- https://github.com/aces/Loris/security/advisories/GHSA-qp6x-qfx7-54wpPatchVendor Advisory
FAQ
What is CVE-2026-35165?
CVE-2026-35165 is a vulnerability with a CVSS score of 6.3 (MEDIUM). LORIS (Longitudinal Online Research and Imaging System) is a self-hosted web application that provides data- and project-management for neuroimaging research. From 21.0.0 to before 27.0.3 and 28.0.1, ...
How severe is CVE-2026-35165?
CVE-2026-35165 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-35165?
Check the references section above for vendor advisories and patch information. Affected products include: Mcgill Loris.