LibreTranslate through 1.9.6 omits the access_check decorator from the download_file route, allowing unauthenticated access to translated files. Attackers can bypass API key requirements and abuse ban lists to download files without authentication on protected instances.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
LibreTranslate LibreTranslate unaffected
Version Status Constraints
0 affected ≤ 1.9.6

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/LibreTranslate/LibreTranslate cve-icon cve-icon
https://github.com/LibreTranslate/LibreTranslate/blob/v1.9.6/libretranslate/app.py#L1029-L1030 cve-icon cve-icon
https://github.com/LibreTranslate/LibreTranslate/issues/1012 cve-icon cve-icon
https://www.vulncheck.com/advisories/libretranslate-through-1.9.6-missing-access-check-on-the-download-file-route cve-icon cve-icon
History

Wed, 16 Sep 2026 20:45:00 +0000

Type Values Removed Values Added
Description LibreTranslate through 1.9.6 omits the access_check decorator from the download_file route, allowing unauthenticated access to translated files. Attackers can bypass API key requirements and abuse ban lists to download files without authentication on protected instances.
Title LibreTranslate through 1.9.6 Missing Access Check on the download_file Route
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-16T20:32:53.271Z

Reserved: 2026-09-16T19:47:14.191Z

Link: CVE-2026-92803

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-16T21:17:29.970

Modified: 2026-09-16T21:17:29.970

Link: CVE-2026-92803

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses