Information disclosure in Decolua 9router
CVE-2026-55500
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.
Vulnerability class: Information Disclosure
EPSS: 0.007 (49.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Decolua 9router — versions < 0.4.80
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-55500?
- CVE-2026-55500 is a critical-severity vulnerability in Decolua 9router, classified under Information Disclosure. CVSS score: 9.9/10. Published 2026-07-10.
- How severe is CVE-2026-55500?
- Critical severity. CVSS v3 base score is 9.9 out of 10.