# Nessus vulnerabilities

> Nessus is made by Tenable. We track 65 published vulnerabilities listed under that exact name, across 153 versions. None of them is on the list of flaws known to be exploited today. Tenable lists newer releases under their own names, such as Nessus Network Monitor, so check those pages too.

Canonical page: https://www.precursorintelligence.com/product/tenable/nessus

## At a glance

- **Made by:** [Tenable](https://www.precursorintelligence.com/vendors/tenable)
- **Published vulnerabilities:** 65
- **Known to be exploited:** 0 (listed under the name Nessus)
- **Versions tracked:** 153

## Is Nessus listed under other names?

Tenable also lists Nessus under more specific names, such as Nessus Network Monitor and Nessus Agent. Flaws listed only under those names are counted on their own pages, not here.

- [Nessus Network Monitor](https://www.precursorintelligence.com/product/tenable/nessus_network_monitor): 14 published vulnerabilities
- [Nessus Agent](https://www.precursorintelligence.com/product/tenable/nessus_agent): 9 published vulnerabilities
- [Nessus Amazon Machine Image](https://www.precursorintelligence.com/product/tenable/nessus_amazon_machine_image): 1 published vulnerability

## Which Nessus vulnerabilities are being exploited?

None of Nessus's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

## Which Nessus flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast (the chance each flaw is used in an attack in the next 30 days):

- [CVE-2022-0778](https://www.precursorintelligence.com/what-is/cve-2022-0778): 73%, High (CVSS 7.5)
- [CVE-2021-3449](https://www.precursorintelligence.com/what-is/cve-2021-3449): 64%, Medium (CVSS 5.9)
- [CVE-2019-1559](https://www.precursorintelligence.com/what-is/cve-2019-1559): 17%, Medium (CVSS 5.9)
- [CVE-2016-4055](https://www.precursorintelligence.com/what-is/cve-2016-4055): 9.9%, Medium (CVSS 6.5)
- [CVE-2018-20843](https://www.precursorintelligence.com/what-is/cve-2018-20843): 7.1%, High (CVSS 7.5)
- [CVE-2022-22822](https://www.precursorintelligence.com/what-is/cve-2022-22822): 5.1%, Critical (CVSS 9.8)
- [CVE-2022-23852](https://www.precursorintelligence.com/what-is/cve-2022-23852): 5.1%, Critical (CVSS 9.8)
- [CVE-2022-23990](https://www.precursorintelligence.com/what-is/cve-2022-23990): 4.7%, High (CVSS 7.5)
- [CVE-2021-45960](https://www.precursorintelligence.com/what-is/cve-2021-45960): 4.3%, High (CVSS 8.8)

## Questions

### How many vulnerabilities does Nessus have?

We track 65 published vulnerabilities listed under the name Nessus, across 153 versions.

### Which Nessus vulnerabilities are being exploited?

None of Nessus's vulnerabilities is on the list of flaws known to be exploited today.

### Why are newer Nessus flaws missing from this page?

Tenable also lists Nessus under more specific names, such as Nessus Network Monitor and Nessus Agent. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

### How do I get alerts for Nessus?

Create a Precursor Intelligence account and track Nessus. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.

## Running Nessus?

Precursor Intelligence keeps checking for you:

- **Tell us what you run.** Pick your software from a list, or let us work it out from your website.
- **We match it to every flaw.** Over 400,000 published flaws, checked against your list.
- **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it.
- **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools.

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