Medium severity · published Sep 16, 2026
CVE-2026-92803
LibreTranslate through 1.9.6 Missing Access Check on the download_file Route
5.3
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
LibreTranslate · LibreTranslate
through 1.9.6 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-92803
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-92803
github.com
https://github.com/LibreTranslate/LibreTranslate
github.com
https://github.com/LibreTranslate/LibreTranslate/blob/v1.9.6/libretranslate/app.py#L1029-L1030
github.com
https://github.com/LibreTranslate/LibreTranslate/issues/1012
www.vulncheck.com
https://www.vulncheck.com/advisories/libretranslate-through-1.9.6-missing-access-check-on-the-download-file-route
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