tenable.com

•

API Key

About Nessus

Nessus, made by Tenable, is one of the most widely used vulnerability assessment scanners in the world. It scans networks, systems, and applications to identify known vulnerabilities, misconfigurations, and compliance gaps. Nessus Professional is licensed per scanner with no per-asset fee, making it cost-effective for mid-size organizations. Nessus Expert adds web application scanning, external attack surface scanning (5 domains/quarter), and infrastructure-as-code scanning for Terraform and Kubernetes. Pricing increased effective March 2, 2026.

AI Agent Use Cases

- Unlimited IP scanning with no per-asset fee on a per-scanner license

- Over 180,000 plugins covering CVEs, misconfigurations, and compliance checks

- Credentialed and uncredentialed scanning modes

- Web application scanning for up to 5 FQDNs (Nessus Expert only)

- External attack surface discovery for up to 5 domains per quarter (Expert only)

- Infrastructure-as-code scanning for Terraform and Kubernetes configs (Expert only)

Available Actions

These are the specific actions that AI agents can perform with this tool

Create User

4 inputs

Creates a new user account on the platform.

Inputs

username

The desired username for the new account.

The email address associated with the new account.

password

The password for the new account. Must follow security guidelines provided by the platform.

role

The role to be assigned to the new user.

Create User

3 inputs

Creates a new user in the system

Inputs

Name

The full name of the user to be created

The email address for the new user

Role

The role assigned to the new user

Delete Many Users

1 input

Deletes multiple user accounts simultaneously in Tenable platform.

Inputs

UserIds

The list of user IDs to be deleted.

Delete User

1 input

Deletes a user from the platform

Inputs

UserID

The unique identifier of the user to be deleted

Edit User

4 inputs

Edits a user's information using the Tenable API.

Inputs

UserId

Unique identifier of the user to be edited.

UserName

The new username for the user.

The new email for the user.

Role

The new role for the user.

List Assets

3 inputs

Retrieve a list of assets from the Tenable Vulnerability Management system.

Inputs

limit

The maximum number of assets to return.

offset

The offset of the first asset to return.

filters

Filter criteria to apply to the asset listing.