What is CVE-2026-59801?

CVE-2026-59801 is a critical-severity vulnerability in Decolua 9router, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-07-13.

How severe is CVE-2026-59801?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Decolua 9router

CVE-2026-59801

9Router through version 0.4.41 contains an unauthenticated access vulnerability that allows remote attackers to interact with provider management API endpoints by sending requests without any credentials due to missing authentication middl…

Vulnerability class: Broken Authentication

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

Decolua 9router — versions 0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-59801?: CVE-2026-59801 is a critical-severity vulnerability in Decolua 9router, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-07-13.
How severe is CVE-2026-59801?: Critical severity. CVSS v3 base score is 9.8 out of 10.