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Tenable Nessus pros and cons

Vendor: Tenable
4.2 out of 5
Badge Leader

Pros & Cons summary

Buyer's Guide

Get pricing advice, tips, use cases and valuable features from real users of this product.
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Prominent pros & cons

PROS

Tenable Nessus is highly valued for its vulnerability detection and management capabilities.
Users appreciate the easy setup and straightforward installation process of Tenable Nessus.
Tenable Nessus integrates effectively with other tools and supports streamlined scanning processes.
Many users find Tenable Nessus to be cost-effective and scalable, offering significant value for its affordability.
The reporting feature of Tenable Nessus is robust and provides insightful recommendations for vulnerability remediation.

CONS

False positives are an issue with Tenable Nessus, causing unnecessary work and confusion.
The reporting feature in Tenable Nessus is cumbersome and not user-friendly.
Pricing has become a significant concern, as it has increased dramatically in recent years.
Integration with other vendors' IPS solutions could be improved to automate processes.
Scalability issues exist, particularly for large enterprises needing flexible pricing and licensing options.
 

Tenable Nessus Pros review quotes

MohammedJaffir - PeerSpot reviewer
Founder at Cipheroot Cybersecurity Solutions
Oct 21, 2025
The main benefits I get from Tenable Nessus are complete asset inventory and comprehensive attack surface management, allowing us to prioritize vulnerabilities based on risk, focusing on true risk and threat path analysis.
Kayhan Kayihan - PeerSpot reviewer
Co-Founder at RSU Consultancy
Sep 8, 2025
The solution provides time saving and cost saving benefits.
reviewer1917156 - PeerSpot reviewer
Freelancer And CEO at a tech vendor with 1-10 employees
Mar 6, 2026
For me, the key value is the ease of use and integration with SIEMs because it has built-in integrations with IBM QRadar and others.
Learn what your peers think about Tenable Nessus. Get advice and tips from experienced pros sharing their opinions. Updated: July 2026.
906,960 professionals have used our research since 2012.
reviewer1980765 - PeerSpot reviewer
CIO at a insurance company with 201-500 employees
Aug 5, 2025
Vulnerability assessment is the most valuable feature in Tenable Nessus, as it provides brief details regarding the vulnerability issues we have in our network.
HarshBhardiya - PeerSpot reviewer
SOC Engineer at a outsourcing company with 10,001+ employees
Nov 11, 2024
The scanning and reporting features are the most valuable aspects of Tenable Nessus.
GN
Cyber Security Officer at Gudu
Jul 11, 2025
The value that Tenable Nessus brings to my company is significant because we can see risks; it is also good to see the pages risk and system risks, and it saves money.
DH
Security Center Coordinator at a comms service provider with 1-10 employees
Mar 27, 2025
The most valuable features of Tenable Nessus include its ease of access and quick usability.
NW
Senior Security Consultant at ITSEC Asia
Jul 7, 2025
The best features of Tenable Nessus include its compatibility with other applications such as SIEM and other apps, allowing Tenable Nessus to work smoothly with them.
Amit Beniwal - PeerSpot reviewer
Project Manager at Al Hassan LLC
Jul 4, 2024
You can then direct your team to create a report on the discovered vulnerabilities.
Matthew Weisler - PeerSpot reviewer
Sole Proprietor at Core-Infosec
Feb 16, 2023
Quick assessments, compliance scores, and results are provided without having to do agents.
 

Tenable Nessus Cons review quotes

MohammedJaffir - PeerSpot reviewer
Founder at Cipheroot Cybersecurity Solutions
Oct 21, 2025
Tenable Nessus is very costly compared to OpenVAS and sits on the higher side.
Kayhan Kayihan - PeerSpot reviewer
Co-Founder at RSU Consultancy
Sep 8, 2025
The integration part is not good because five years ago, Tenable Nessus had more integration capability. After that, Tenable changed their policies and strategy.
reviewer1917156 - PeerSpot reviewer
Freelancer And CEO at a tech vendor with 1-10 employees
Mar 6, 2026
Based on my experience, the pricing for Tenable Nessus is somewhat higher, but customers still want to pay for it, so it remains acceptable.
Learn what your peers think about Tenable Nessus. Get advice and tips from experienced pros sharing their opinions. Updated: July 2026.
906,960 professionals have used our research since 2012.
reviewer1980765 - PeerSpot reviewer
CIO at a insurance company with 201-500 employees
Aug 5, 2025
Tenable Nessus provides observations but offers limited information about solutions.
HarshBhardiya - PeerSpot reviewer
SOC Engineer at a outsourcing company with 10,001+ employees
Nov 11, 2024
The user interface of Tenable Nessus feels outdated and could be more user-friendly.
GN
Cyber Security Officer at Gudu
Jul 11, 2025
I face issues with Tenable Nessus sometimes due to upgrades.
DH
Security Center Coordinator at a comms service provider with 1-10 employees
Mar 27, 2025
The pricing point has increased significantly in recent years. The product's pricing has roughly tripled within the last couple of years, making us reconsider renewing the license for the scanner.
NW
Senior Security Consultant at ITSEC Asia
Jul 7, 2025
The most that Tenable Nessus could improve is its speed because they might have put a lot of effort into compatibility issues that downgrade the speed.
Amit Beniwal - PeerSpot reviewer
Project Manager at Al Hassan LLC
Jul 4, 2024
Tenable Nessus could include a broader range of IT assets.
Matthew Weisler - PeerSpot reviewer
Sole Proprietor at Core-Infosec
Feb 16, 2023
It would be nice for the professional module to include some of the reports available in the expert module.