Nessus Reviews in June 2026: User Ratings, Pros & Cons

"Great Insight Into Our Network!"

What do you like best? I like the feature of having multiple scan scheduled for different areas, for e.g. local desktops, linux, windows, etc. What do you dislike? User interface gets stuck at times and keeps spinning and not accessible until restarting of services on local machine Recommendations to others considering the product: Great product and easy to implement and use What problems are you solving with the product? What benefits have you realized? Network vulnerabilities, patch management

"Nessus Pro Review"

What do you like best? Nessus really makes it easy to see problem areas in your environment. You can quickly allocate resources to mitigate those areas where critical vulnerabilities exist. Being able to schedule scans and having the reports emailed to you creates an automated workflow without ever logging in. What do you dislike? Functionality is awesome. I would like to be able to change my theme. I really like the darker themes because it's easier on the eyes. What problems are you ...

"Comprehensive and customizeable"

What do you like best? Comprehensive scanning and ability to see the exposed vulnerability and the corresponding remediation - also the single remediation suggestion that would get the most value that What do you dislike? Loss of the API from previous version - we could get powershell scripts to obtain specific report results Recommendations to others considering the product: For performing the PCI assessment, this product made the checking of our hosts and that of the hosting provider's ...

" I find the functionality useful"

What do you like best? I like the vulnerability prioritization functionality best. It helps to determine which vulnerabilities to need to be addressed first What do you dislike? Not always easy to learn. Training could be better. What problems are you solving with the product? What benefits have you realized? We're trying to solve some of the shortcomings of Qualys. ie. better vulnerability detection.

"Powerful but easy to use"

What do you like best? I like the fact that Nessus provides you whith all of the information you need to resolve any issues found. What do you dislike? Nessus can on occasion get out of sync and results are a bit wacky, doesn't happen often though. Recommendations to others considering the product: Good appliance. What problems are you solving with the product? What benefits have you realized? Passing Federal Examiners audits!!!!!

"Tenable - Still a Leader"

What do you like best? The forward thinking vision and ease of use and customization What do you dislike? Lack of migration plan for SC > IO for customers requiring an on-premise solution. IO is a vast improvement, but on-prem deployment limits options. Recommendations to others considering the product: No need to look further, for vuln scanning and configuration compliance monitoring,Tenable has you covered. For remediation workflow, ingestion of other non-tenable data sources and advanced ...

"Great vulnerability scanner...easy to use!"

What do you like best? The software is easy to use and setup. It has a large database of vulnerabilities and will alert you to issues including malware, missing patches, mis-configurations, default passwords, etc. Lots of options for exporting the data: CSV, PDF, HTML, etc. What do you dislike? Not many dislikes. Again, very user friendly. What problems are you solving with the product? What benefits have you realized? Trying to ensure that our network is free from vulnerabilities gives us ...

"Positive Experience"

What do you like best? - Security Center's ease of use while providing useful information. - Interface is very user friendly - Updating policies and scans are simple - Creating queries is extremely easy What do you dislike? Honestly, there isn't much I don't like. I've been very pleased with Nessus overall. My only complaint is with the detection of the HSTS plugin (84502). It is something we are audited on and it simply never goes away without manual intervention. It be great to see this ...

"Nessus helps keep us secure!"

What do you like best? Nessus just works! I am able to create scheduled credentialed jobs and add my hosts. I know the job will always run and always produce the needed results. This helps me stay on top of our organizational risks. What do you dislike? We tend to lean towards open source software whenever possible. I still wish Nessus was open source, but the current pricing model isn't too bad. What problems are you solving with the product? What benefits have you realized? Our risk ...

"Dependable and consistent"

What do you like best? Ability to throttle scanning as to not cause system impacts. What do you dislike? Reports could be more flexible. Would like to have greater flexibility for vulnerability management as opposed to leveraging another tool. What problems are you solving with the product? What benefits have you realized? Vulnerability Identification.