Vulnerability in Decolua 9router

CVE-2026-49352

9Router is an AI router & token saver. From 0.2.21 until 0.4.44, 9Router used the hardcoded fallback JWT secret 9router-default-secret-change-me in src/app/api/auth/login/route.js, src/middleware.js, and later src/lib/auth/dashboardSession…

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-49352?
CVE-2026-49352 is a critical-severity vulnerability in Decolua 9router, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2026-07-15.
How severe is CVE-2026-49352?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2026-49352 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.