CVE-2026-92803 PUBLISHED

LibreTranslate through 1.9.6 Missing Access Check on the download_file Route

Assigner: VulnCheck
Reserved: 16.09.2026 Published: 16.09.2026 Updated: 16.09.2026

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.

CVSS 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
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	LibreTranslate
Product	LibreTranslate
Versions	Default: unaffected affected from 0 to 1.9.6 (incl.)

CVE-2026-92803 PUBLISHED

LibreTranslate through 1.9.6 Missing Access Check on the download_file Route

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Product Status

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Problem Types