Back to CVE records
High 7.7Published Apr 8, 2026

CVE-2026-35446LORIS has a path traversal in FilesDownloadHandler

Updated under an hour ago ()

Does this affect you?

It affects aces Loris and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
7.7 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Weakness (CWE)
CWE-552
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Analyzed
Record last updated
Apr 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
aces Loris
aces:loris (from the name)
from 24.0.0, < 27.0.3; from 28.0.0, < 28.0.1
CNA record
mcgill loris
mcgill:loris
from 24.0.0 through 27.0.2; 28.0.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

Your cookie choices
We use essential cookies to run this site, and, only with your consent, an advertising cookie from Google to measure whether our ads lead to sign-ups and subscriptions. See our for details.
CVE-2026-35446: LORIS has a path traversal in FilesDownloadHandler | InfoSec Signals