CVE-2026-92803

LibreTranslate through 1.9.6 Missing Access Check on the download_file Route

Published Sep 16, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Libretranslate
Libretranslate libretranslate
Vendors & Products Libretranslate
Libretranslate libretranslate
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 17, 2026, 2:59 PM
Reserved
Sep 16, 2026, 7:47 PM
Status
Deferred
Published
Sep 16, 2026, 9:17 PM
Modified
Sep 22, 2026, 8:53 PM