Vulnerability Description
LORIS (Longitudinal Online Research and Imaging System) is a self-hosted web application that provides data- and project-management for neuroimaging research. Prior to 27.0.3 and 28.0.1, the redirect parameter upon login to LORIS was not validating the value of the redirect as being within LORIS, which could be used to trick users into visiting arbitrary URLs if they are given a link with a third party redirect parameter. This vulnerability is fixed in 27.0.3 and 28.0.1.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mcgill | Loris | < 27.0.3 |
Related Weaknesses (CWE)
References
- https://github.com/aces/Loris/commit/f57f54b42a076bf53ba86e20d4dbf37f63538f58Patch
- https://github.com/aces/Loris/releases/tag/v27.0.3Release Notes
- https://github.com/aces/Loris/releases/tag/v28.0.1Release Notes
- https://github.com/aces/Loris/security/advisories/GHSA-rch2-f5fw-cg95Vendor Advisory
FAQ
What is CVE-2026-39985?
CVE-2026-39985 is a vulnerability with a CVSS score of 4.3 (MEDIUM). LORIS (Longitudinal Online Research and Imaging System) is a self-hosted web application that provides data- and project-management for neuroimaging research. Prior to 27.0.3 and 28.0.1, the redirect ...
How severe is CVE-2026-39985?
CVE-2026-39985 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-39985?
Check the references section above for vendor advisories and patch information. Affected products include: Mcgill Loris.