CVE-2026-103946 SQL Injection
An authenticated user can exploit SQL injection to read or modify data stored by Nessus.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-103946?
CVE-2026-103946 is a high-severity SQL injection vulnerability in Tenable, Inc. Nessus, published on 14 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An SQL injection vulnerability could allow an authenticated user to read or modify data stored by Nessus.
Weakness: CWE-89
Which versions are affected by CVE-2026-103946?
How do I fix CVE-2026-103946?
No fix has been published for CVE-2026-103946 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2026-103946 being exploited?
There is no known exploitation of CVE-2026-103946 in the wild and no public exploit code.
Sources
Also known as GHSA-58vg-p22r-c2jc.