CVE-2026-92803

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-09-16. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 5.3Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 v3
5.3
EG Score
5.3(high)
EG Risk
55(Attend)
EG Risk 55/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
42%
KEV
Not listed

Published

September 16, 2026

Last Modified

September 22, 2026

Advisory Details (4)

Auto-updated Sep 16, 2026
No patch confirmed yet.
generic

LibreTranslate through 1.9.6 Missing Access Check on the download_file Route | Advisories | VulnCheck

https://www.vulncheck.com/advisories/libretranslate-through-1.9.6-missing-access-check-on-the-download-file-route
generic

LibreTranslate/libretranslate/app.py at v1.9.6 · LibreTranslate/LibreTranslate · GitHub

https://github.com/LibreTranslate/LibreTranslate/blob/v1.9.6/libretranslate/app.py#L1029-L1030
generic

GitHub - LibreTranslate/LibreTranslate: Free and Open Source Machine Translation API. Self-hosted, offline capable and easy to setup. · GitHub

https://github.com/LibreTranslate/LibreTranslate
generic

/download_file bypasses the API-key/ban-list check every other route enforces · Issue #1012 · LibreTranslate/LibreTranslate · GitHub

https://github.com/LibreTranslate/LibreTranslate/issues/1012

Vendor Advisories for CVE-2026-92803(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 22× in last 7d / 30× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-24 17:15 UTCEG score recompute
  2. 2026-09-24 17:15 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-23 19:12 UTCEG score recompute
  5. 2026-09-23 19:12 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-22 20:53 UTCEG score recompute
  8. 2026-09-22 20:53 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-22 05:39 UTCEG score recompute
  11. 2026-09-22 05:39 UTCGHSA enrichment
  12. 2026-09-21 21:09 UTCEPSS rescore
  13. 2026-09-21 07:37 UTCEG score recompute
  14. 2026-09-21 07:37 UTCGHSA enrichment
  15. 2026-09-20 20:16 UTCEPSS rescore
  16. 2026-09-20 09:35 UTCEG score recompute
  17. 2026-09-20 09:35 UTCGHSA enrichment
  18. 2026-09-19 11:33 UTCEG score recompute
  19. 2026-09-19 11:33 UTCGHSA enrichment
  20. 2026-09-18 19:28 UTCEPSS rescore
  21. 2026-09-18 13:26 UTCEG score recompute
  22. 2026-09-18 13:26 UTCGHSA enrichment
  23. 2026-09-17 19:32 UTCEPSS rescore
  24. 2026-09-17 15:24 UTCEG score recompute
  25. 2026-09-17 15:24 UTCGHSA enrichment
Show 5 more
  1. 2026-09-17 15:04 UTCEG score recompute
  2. 2026-09-17 15:04 UTCGHSA enrichment
  3. 2026-09-16 21:23 UTCEG score recompute
  4. 2026-09-16 20:36 UTCEG score recompute
  5. 2026-09-16 20:34 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-92803?
CVE-2026-92803 is a medium vulnerability published on September 16, 2026. LibreTranslate through 1.9.6 omits the accesscheck decorator from the downloadfile 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.
When was CVE-2026-92803 disclosed?
CVE-2026-92803 was first published in the National Vulnerability Database on September 16, 2026, with the most recent update on September 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92803 actively exploited?
CVE-2026-92803 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 58.0% of all scored CVEs.
What is the CVSS score of CVE-2026-92803?
CVE-2026-92803 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-92803?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92803, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-92803

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