LibreTranslate through 1.9.6 Missing Access Check on the download_file Route
Priority HIGH 70CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00525 44th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| LibreTranslate | LibreTranslate | up to 1.9.6 | — | No fix listed | CNA |
- LibreTranslate VendorLibreTranslate Affected up to 1.9.6 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-92803
- 2026-10-03 Alias added: GHSA-9p4g-9hh7-7mj3
References
More LibreTranslate vulnerabilities
- TI-2026-41708 LibreTranslate - IP Spoofing via X-Forwarded-For Header CVSS 4.0MEDIUM 6.9
Sources
- CVE-2026-92803 · CVE Program
- CVE-2026-92803 · NVD
- FIRST EPSS
- GHSA-9p4g-9hh7-7mj3 · GitHub Advisory Database · CC BY 4.0
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