CVE Explorer

CVE-2026-34392

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.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:5dfd10cf4d2b76e0f8ca859f1caf0efbd0c01a7b48a4a937575b59e26eee4ac6

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"Loris","vendor":"aces","versions":[{"status":"affected","version":">= 20.0.0, < 27.0.3"},{"status":"affected","version":">= 28.0.0, < 28.0.1"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:21eded39d9e0d407b4394e29d68548bb2397ccfa722eceb54cdda57a7046887e · sha256:7122051a2703c026… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:21eded39d9e0d407b4394e29d68548bb2397ccfa722eceb54cdda57a7046887e · sha256:7122051a2703c026… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-552","description":"CWE-552: Files or Directories Accessible to External Parties","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:21eded39d9e0d407b4394e29d68548bb2397ccfa722eceb54cdda57a7046887e · sha256:7122051a2703c026… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"name":"https://github.com/aces/Loris/security/advisories/GHSA-rfj5-58hv-wc5f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/aces/Loris/security/advisories/GHSA-rfj5-58hv-wc5f"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:21eded39d9e0d407b4394e29d68548bb2397ccfa722eceb54cdda57a7046887e · sha256:7122051a2703c026… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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