CVE-2026-55500

CRITICALPre-NVD 9.99.9—
EchelonGraph scoreHIGH confidence

Score 9.9 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-06. a secondary CVSS source baseline 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
9.9
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.9Exploit: NoneExposed: 0

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

9Router is an AI router & token saver. Prior to 0.4.80, the /api/settings/database endpoint allows full database export (containing all credentials, API keys, OAuth tokens, and settings) and full database import (complete overwrite) without any authentication requirement beyond the ALWAYS_PROTECTED middleware check, which only validates JWT or CLI token. This issue is fixed in version 0.4.80.

CVSS v3
9.9
EG Score
9.9(high)
EG Risk
—
EPSS
48.8%
KEV
Not listed

Published

July 6, 2026

Last Modified

July 10, 2026

Advisory Details (3)

Auto-updated Jul 18, 2026
Patch available. Sources: github_commit, github_release, github.
github Patch Available

Exposure of Sensitive Information and Unprotected Database Import/Export Allows Complete Credential Theft and Database Takeover · Advisory · decolua/9router · GitHub

https://github.com/decolua/9router/security/advisories/GHSA-qvfm-67h2-2qfx
github_release Patch Available

feat: Vercel AI Gateway, MiMo Free, Kiro failover + security & provider fixes version 0.4.80

Patch available: decolua/9router v0.4.80

https://github.com/decolua/9router/releases/tag/v0.4.80
github_commit Patch Available

commit 0c7c9de00ae3 (decolua/9router)

Patch available: decolua/9router v0.4.80 (contains commit 0c7c9de00ae3)

https://github.com/decolua/9router/commit/0c7c9de00ae3ab81d6580e3cc368483c4c03f6fd

Vendor Advisories for CVE-2026-55500(1)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
npm9router—ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
npm(1)
PackageVulnerable rangeFixed inDependents
9router———

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 15× in last 7d / 78× 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. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-21 15:25 UTCEPSS rescore
  3. 2026-07-20 17:08 UTCEPSS rescore
  4. 2026-07-19 14:31 UTCEPSS rescore
  5. 2026-07-19 14:31 UTCEPSS rescore
  6. 2026-07-19 02:29 UTCEPSS rescore
  7. 2026-07-18 10:04 UTCEPSS rescore
  8. 2026-07-17 03:52 UTCGHSA enrichment
  9. 2026-07-16 23:45 UTCGHSA enrichment
  10. 2026-07-16 19:41 UTCGHSA enrichment
  11. 2026-07-16 17:03 UTCEPSS rescore
  12. 2026-07-16 15:37 UTCGHSA enrichment
  13. 2026-07-16 11:17 UTCGHSA enrichment
  14. 2026-07-16 07:13 UTCGHSA enrichment
  15. 2026-07-16 03:09 UTCGHSA enrichment
  16. 2026-07-15 23:05 UTCGHSA enrichment
  17. 2026-07-15 19:01 UTCGHSA enrichment
  18. 2026-07-15 16:57 UTCEPSS rescore
  19. 2026-07-15 16:57 UTCEPSS rescore
  20. 2026-07-15 14:56 UTCGHSA enrichment
  21. 2026-07-15 10:52 UTCGHSA enrichment
  22. 2026-07-15 06:46 UTCGHSA enrichment
  23. 2026-07-15 02:43 UTCGHSA enrichment
  24. 2026-07-15 02:00 UTCEPSS rescore
  25. 2026-07-15 02:00 UTCEPSS rescore
Show 53 more
  1. 2026-07-14 22:30 UTCGHSA enrichment
  2. 2026-07-14 18:26 UTCGHSA enrichment
  3. 2026-07-14 14:21 UTCGHSA enrichment
  4. 2026-07-14 10:16 UTCGHSA enrichment
  5. 2026-07-14 06:12 UTCGHSA enrichment
  6. 2026-07-14 02:08 UTCGHSA enrichment
  7. 2026-07-13 22:31 UTCEPSS rescore
  8. 2026-07-13 22:04 UTCGHSA enrichment
  9. 2026-07-13 18:00 UTCGHSA enrichment
  10. 2026-07-13 13:55 UTCGHSA enrichment
  11. 2026-07-13 09:52 UTCGHSA enrichment
  12. 2026-07-13 06:13 UTCEPSS rescore
  13. 2026-07-13 06:13 UTCEPSS rescore
  14. 2026-07-13 05:48 UTCGHSA enrichment
  15. 2026-07-13 01:43 UTCGHSA enrichment
  16. 2026-07-12 21:39 UTCGHSA enrichment
  17. 2026-07-12 17:35 UTCGHSA enrichment
  18. 2026-07-12 13:29 UTCGHSA enrichment
  19. 2026-07-12 09:25 UTCGHSA enrichment
  20. 2026-07-12 05:46 UTCEPSS rescore
  21. 2026-07-12 05:21 UTCGHSA enrichment
  22. 2026-07-12 01:17 UTCGHSA enrichment
  23. 2026-07-11 21:13 UTCGHSA enrichment
  24. 2026-07-11 17:09 UTCGHSA enrichment
  25. 2026-07-11 13:05 UTCGHSA enrichment
  26. 2026-07-11 09:01 UTCGHSA enrichment
  27. 2026-07-11 04:57 UTCGHSA enrichment
  28. 2026-07-11 00:53 UTCGHSA enrichment
  29. 2026-07-10 20:49 UTCGHSA enrichment
  30. 2026-07-10 16:45 UTCGHSA enrichment
  31. 2026-07-10 12:41 UTCGHSA enrichment
  32. 2026-07-10 08:37 UTCGHSA enrichment
  33. 2026-07-10 04:32 UTCGHSA enrichment
  34. 2026-07-10 00:25 UTCGHSA enrichment
  35. 2026-07-09 20:20 UTCGHSA enrichment
  36. 2026-07-09 16:16 UTCGHSA enrichment
  37. 2026-07-09 12:09 UTCGHSA enrichment
  38. 2026-07-09 08:04 UTCGHSA enrichment
  39. 2026-07-09 03:59 UTCGHSA enrichment
  40. 2026-07-08 23:55 UTCGHSA enrichment
  41. 2026-07-08 19:51 UTCGHSA enrichment
  42. 2026-07-08 15:46 UTCGHSA enrichment
  43. 2026-07-08 11:42 UTCGHSA enrichment
  44. 2026-07-08 07:27 UTCGHSA enrichment
  45. 2026-07-08 03:23 UTCGHSA enrichment
  46. 2026-07-07 23:19 UTCGHSA enrichment
  47. 2026-07-07 19:15 UTCGHSA enrichment
  48. 2026-07-07 15:04 UTCGHSA enrichment
  49. 2026-07-07 10:48 UTCGHSA enrichment
  50. 2026-07-07 06:43 UTCGHSA enrichment
  51. 2026-07-07 02:39 UTCGHSA enrichment
  52. 2026-07-06 22:35 UTCEG score recompute
  53. 2026-07-06 22:35 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-55500?
CVE-2026-55500 is a critical vulnerability published on July 6, 2026. 9Router is an AI router & token saver. Prior to 0.4.80, the /api/settings/database endpoint allows full database export (containing all credentials, API keys, OAuth tokens, and settings) and full database import (complete overwrite) without any authentication requirement beyond the ALWAYS_PROTECTED…
When was CVE-2026-55500 disclosed?
CVE-2026-55500 was first published in the National Vulnerability Database on July 6, 2026, with the most recent update on July 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-55500 actively exploited?
CVE-2026-55500 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 48.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-55500?
CVE-2026-55500 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2026-55500?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-55500, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-55500

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