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Vulnerability record · public intelligence
CVE-2026-39364
HIGH

Vite: `server.fs.deny` bypassed with queries

Published Apr 7, 2026 · Updated Nov 3, 2026

Severity · CVSSHIGH · Not scored
Known exploitationNot listed
EPSS / likelihood2.26%
QFinch risk scoreNot available

Original summary

Normalized public record · Updated Nov 3, 2026

Vite: `server.fs.deny` bypassed with queries

Publisher and source text is retained separately from QFinch interpretation.

QFinch assessment

The contents of files that are specified by server.fs.deny can be returned to the browser.

Potential impact

Only apps that match the following conditions are affected: - explicitly exposes the Vite dev server to the network (using --host or server.host config option) - the sensitive file exists in the allowed directories specified by server.fs.allow - the sensitive file is denied with a pattern that matches a file by server.fs.deny

Technical context

On the Vite dev server, files that should be blocked by server.fs.deny (e.g., .env, .crt) can be retrieved with HTTP 200 responses when query parameters such as ?raw, ?import&raw, or ?import&url&inline are appended.

Evidence: public source records

Affected products

Affected scope reported by the available public evidence
Affected package, product or rangeFix status
Consult the referenced vendor advisory for affected versions.Consult source advisory

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

  1. Confirm the affected product and reachable code path exist in your environment.
  2. Apply the vendor-supported patch or mitigation from the primary advisory.
  3. Rescan the exact deployed revision and retain verification evidence.
Review primary references

Evidence coverage

FIRST-EPSSCVE-LIST-V5
SSVC priority
MEDIUM
Confidence
Not available
Aliases
None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

  1. Security advisory ↗
  2. access.redhat.com ↗
  3. access.redhat.com ↗
  4. bugzilla.redhat.com ↗
  5. security.access.redhat.com ↗

Record history

Published Apr 7, 2026 · Last refreshed Nov 3, 2026