PT-2026-31414 · Loris · Loris

CVE-2026-34392 · Published 2026-04-08 · Updated 2026-04-09

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions LORIS versions 20.0.0 through 27.0.2 and 28.0.0

Description A flaw exists in the static file router of LORIS, a web application for neuroimaging research data management. This issue allows an attacker to access files outside the intended directories by exploiting the static, css, and js API endpoints. The vulnerability is due to insufficient path validation, potentially leading to unintended file downloads.

Recommendations Update to version 27.0.3 or 28.0.1

Exploit

Fix

Files Accessible to External Parties

Weakness Enumeration

CWE-552

Related Identifiers

CVE-2026-34392

GHSA-RFJ5-58HV-WC5F

Affected Products

Loris

References · 6

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34392.json · Exploit
• https://github.com/aces/Loris/security/advisories/GHSA-rfj5-58hv-wc5f · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-34392 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-34392 · Security Note
• https://twitter.com/CVEnew/status/2041975609685946755 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2042070219846267336 · Twitter Post