SQL Injection in Tenable, Inc. Nessus

CVE-2026-103946

An SQL injection vulnerability could allow an authenticated user to read or modify data stored by Nessus.

Vulnerability class: SQL Injection

Published 2026-10-14.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Tenable, Inc. Nessus

Weakness classification (CWE)

CWE-89 — SQL Injection

References

www.tenable.com/security/tns-2026-26

Frequently asked questions

What is CVE-2026-103946?: CVE-2026-103946 is a high-severity vulnerability in Tenable, Inc. Nessus, classified under SQL Injection. CVSS score: 8.3/10. Published 2026-10-14.
How severe is CVE-2026-103946?: High severity. CVSS v3 base score is 8.3 out of 10.