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Nessus - Vulnerability Management Software

Nessus Reviews in May 2025: User Ratings, Pros & Cons

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4.4

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Nessus Reviews & Ratings

4.4

Very Good

Based on 580 ratings & 185 reviews

Rating Distribution

Excellent

(125)

Very Good

(53)

Good

(6)

Poor

(0)

Terible

(1)

Expert's Review

Tenable Nessus has garnered positive feedback for its robust vulnerability detection capabilities, user-friendly interface, and comprehensive plugin repository that ensures up-to-date vulnerability detection. Users appreciate its efficiency in scanning and managing security risks, with easy integration and automation features that enhance productivity. The tool's ...Read more

Nessus pros and cons

  • Comprehensive coverage and accurate vulnerability detection due to updated plugin repository.

  • Easy to navigate GUI, user-friendly interface, and automated scanning/reporting increase productivity.

  • Provides decent customer support.

  • Supports agent-based and credentials-based implementations.

  • Scan time and results may sometimes be inconsistent.

  • Limited selection in the Marketplace for additional apps and connectors.

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Showing 101-110 out of 185

UI

User in Computer & Network Security

09/04/19

5 out of 5

"Best Vulnerability Assessment Tool"

What do you like best? Nessus help to find the vulnerabilty in any kind of servers, network devices, firewalls and if any. Also provide remidiation for mitigation process to fix vulnerability. It generated reports of PDF and excel type format. What do you dislike? Nessus is the best tool for vulnerabilty assessment. I personally wont see any downside of this tool. Recommendations to others considering the product: No advice What problems are you solving with the product? What benefits have ...

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AI

Administrator in Information Technology and Services

07/16/19

4.5 out of 5

"Best external and internal vulnerability scanner "

What do you like best? Vulnerability findings are 100% accurate and we can launch scans very easly What do you dislike? No much information is provided on web application related vulnerabilities What problems are you solving with the product? What benefits have you realized? To scan internal and external networks

AI

Administrator in Information Technology and Services

07/16/19

4.5 out of 5

"Best external and internal vulnerability scanner "

What do you like best? Vulnerability findings are 100% accurate and we can launch scans very easly What do you dislike? No much information is provided on web application related vulnerabilities What problems are you solving with the product? What benefits have you realized? To scan internal and external networks

AB

Aanu B

07/11/19

4.5 out of 5

"An easy-to-use IP Scanner "

What do you like best? - You can schedule Scans to begin at a later date - The executive report that is generated is a very useful tool What do you dislike? - A slight break in network will cause errors in scan - There is no notification for when scans finish Recommendations to others considering the product: Always make sure to scan multiple times to be sure of the results as Nessus could give false positives at times. What problems are you solving with the product? What benefits have you ...

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AB

Aanu B

07/11/19

4.5 out of 5

"An easy-to-use IP Scanner "

What do you like best? - You can schedule Scans to begin at a later date - The executive report that is generated is a very useful tool What do you dislike? - A slight break in network will cause errors in scan - There is no notification for when scans finish Recommendations to others considering the product: Always make sure to scan multiple times to be sure of the results as Nessus could give false positives at times. What problems are you solving with the product? What benefits have you ...

Read more

ZH

Zumri H

07/09/19

4.5 out of 5

"Best vulnerability scanning tool"

What do you like best? Nessus is a one of the best Vulnerability scanner for the External Vulnerability Assessment, Internal Vulnerability assessments and the compliance scanning most of the time internal Vulnerability assessments findings are 100% correct when we verify them manually. Compliance scans also so easy with this we can run scans so easily when we enter the admin credentials of the servers or databases and it perform scan according to CIS benchmark or any other standards ...

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ZH

Zumri H

07/09/19

4.5 out of 5

"Best vulnerability scanning tool"

What do you like best? Nessus is a one of the best Vulnerability scanner for the External Vulnerability Assessment, Internal Vulnerability assessments and the compliance scanning most of the time internal Vulnerability assessments findings are 100% correct when we verify them manually. Compliance scans also so easy with this we can run scans so easily when we enter the admin credentials of the servers or databases and it perform scan according to CIS benchmark or any other standards ...

Read more

UI

User in Information Technology and Services

07/09/19

3.5 out of 5

"network scanner"

What do you like best? Predefined scan profiles. I like tenable plugins, which cover wide area of penetration testing. What do you dislike? It is not possible to perform scan through VPN. You need to firstly route your traffic through "router" and then use it for Nessus, which is pain :/ Recommendations to others considering the product: This tool is not suited for beginners in cybersec field. Everybody can set specific hosts and just scan. User need to have appropriate knowledge to know ...

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UI

User in Computer & Network Security

07/03/19

4.5 out of 5

"Nessus Scanner"

What do you like best? About Nessus - Its very good network security scanner and vulnerability assesment tool. Nessus, scanner gives us some good results in penetration testing. The ability to schedule recurring scan jobs is helpful. What do you dislike? GUI - The GUI of Nessus is not soo good, need to change the GUI which makes any user to use it as user friendly. Recommendations to others considering the product: Yes,i'll recommend it to others as it has helped us that the scans can be ...

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UI

User in Computer & Network Security

07/03/19

4.5 out of 5

"Nessus Scanner"

What do you like best? About Nessus - Its very good network security scanner and vulnerability assesment tool. Nessus, scanner gives us some good results in penetration testing. The ability to schedule recurring scan jobs is helpful. What do you dislike? GUI - The GUI of Nessus is not soo good, need to change the GUI which makes any user to use it as user friendly. Recommendations to others considering the product: Yes,i'll recommend it to others as it has helped us that the scans can be ...

Read more