What is CVE-2019-10668?

CVE-2019-10668 is a critical-severity vulnerability in Librenms, classified under Missing Authentication for Critical Function. CVSS score: 9.1/10. Published 2019-09-09.

How severe is CVE-2019-10668?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Librenms

CVE-2019-10668

An issue was discovered in LibreNMS through 1.47. A number of scripts import the Authentication libraries, but do not enforce an actual authentication check. Several of these scripts disclose information or expose functions that are of a sensitive nature and are not expected to be publicly accessible.

Vulnerability class: Broken Authentication

Published 2019-09-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.016 (74.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Librenms

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

www.darkmatter.ae/xen1thlabs/librenms-authentication-bypass-vulnerability-xl-19… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-10668?: CVE-2019-10668 is a critical-severity vulnerability in Librenms, classified under Missing Authentication for Critical Function. CVSS score: 9.1/10. Published 2019-09-09.
How severe is CVE-2019-10668?: Critical severity. CVSS v3 base score is 9.1 out of 10.