Best Free Vulnerability Assessment Tools
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Compare the Top Free Vulnerability Assessment Tools as of November 2026
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What are Free Vulnerability Assessment Tools?
Vulnerability assessment tools help organizations identify, analyze, prioritize, and remediate security weaknesses across networks, applications, cloud environments, endpoints, databases, and IT infrastructure. These tools scan systems for known vulnerabilities, misconfigurations, outdated software, exposed services, and compliance gaps that could be exploited by attackers. The software often includes risk scoring, asset discovery, continuous monitoring, remediation guidance, compliance reporting, and automated scanning capabilities to help security teams manage vulnerabilities efficiently. Many vulnerability assessment solutions integrate with SIEM, SOAR, asset management, ticketing, and security operations platforms to streamline remediation workflows and improve security visibility. By proactively identifying and prioritizing security risks, vulnerability assessment tools help organizations strengthen their cybersecurity posture, reduce attack surfaces, and maintain regulatory compliance. Compare and read user reviews of the best Free Vulnerability Assessment tools currently available using the table below. This list is updated regularly.
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ManageEngine Endpoint Central
ManageEngine
ManageEngine Endpoint Central continuously identifies and prioritizes security weaknesses across every managed endpoint giving IT and security teams the visibility needed to focus remediation efforts where they matter most. AI-powered vulnerability assessment assigns risk scores based on CVSS severity, exploit availability, vulnerability age, and active attack trends ensuring critical vulnerabilities are addressed before they can be exploited. Real-time scanning detects known vulnerabilities, zero-day threats, and actively exploited flaws across operating systems and third-party applications, while automated patch deployment closes identified gaps without manual intervention. Beyond software vulnerabilities, Endpoint Central also identifies security misconfigurations, end-of-life software, unauthorized remote sharing tools, and antivirus gaps providing a comprehensive exposure management capability that goes beyond traditional vulnerability scanning.Starting Price: $1.09/endpoint/month -
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Action1
Action1
Action1 is an autonomous endpoint management platform trusted by many Fortune 500 companies. Cloud-native, infinitely scalable, highly secure, and configurable in 5 minutes—it just works and is always free for the first 200 endpoints, with no functional limits. By pioneering autonomous OS and third-party patching with peer-to-peer patch distribution and real-time vulnerability assessment without needing a VPN, it eliminates routine labor, preempts ransomware and security risks, and protects the digital employee experience. In 2025, Action1 was recognized by Inc. 5000 as the fastest-growing private software company in America. The company is founder-led by Alex Vovk and Mike Walters, American entrepreneurs who previously founded Netwrix, a multi-billion-dollar cybersecurity company.Starting Price: $0 USD/per device/per month -
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Quixxi
Quixxi
Quixxi is a leading provider of mobile app security solutions that empowers enterprises and security professionals to protect their mobile applications through its patented and proprietary three-pillar platform: SCAN, an automated vulnerability assessment tool (SAST/DAST/WebAPI) that integrates into the development pipeline to identify and fix vulnerabilities with full remediation guidance; SHIELD, a one-click application shielding tool (RASP) that provides baseline security controls to protect intellectual property and defend against malicious third-party attacks; and SUPERVISE, a runtime monitoring solution that enables remote disabling, messaging, security logs, and customer analytics for enhanced app management and visibility. Serving: Mobile App Developers, Security Teams, and Organizations in Banking, Fintech, Digital Wallets, Healthcare, Government, and ITStarting Price: $29 for One-Off plan -
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ManageEngine Vulnerability Manager Plus
ManageEngine
ManageEngine Vulnerability Manager Plus is an enterprise vulnerability management solution that continuously detects, prioritizes, and remediates security risks across desktops, servers, and network devices from a single console. AI-powered threat intelligence assigns risk scores based on CVSS severity, exploit availability, and active attack trends so teams focus on what matters most. Built-in patch management automates deployment across Windows, macOS, Linux, and 1,500+ third-party applications at no additional cost, with pre-built scripts for zero-day vulnerabilities providing immediate protection while vendor patches are awaited. Security configuration management audits firewalls, antivirus, BitLocker encryption, and password policies, while web server hardening validates SSL certificates and HTTPS enablement. Compliance automation audits against CIS, NIST, and UK Cyber Essentials with detailed remediation guidance for every violation.Starting Price: $0.9/device/month -
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Pentest-Tools.com
Pentest-Tools.com
Pentest-Tools.com helps security professionals find, validate, and communicate vulnerabilities faster and with greater confidence - whether they’re internal teams defending at scale, MSPs juggling clients, or consultants under pressure. With comprehensive coverage across network, web, API, and cloud assets, and built-in exploit validation, it turns every scan into credible, actionable insight. Trusted by over 2,000 teams in 119 countries and used in more than 6 million scans annually, it delivers speed, clarity, and control - without bloated stacks or rigid workflows. ✔️ Comprehensive toolkit with real-world coverage ✔️ Validated findings rich with evidence ✔️ Automation options with granular control ✔️ Flexible, high-quality reporting ✔️ Workflow-friendly by designStarting Price: $95 per month -
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Beagle Security
Beagle Security
Beagle Security helps you to discover website & API security issues at the right time and address them in the right way. AI-powered core for test case selection, false-positive reduction & accurate vulnerability assessment reports. Integrate with your CI/CD pipeline & communication apps for an automated and continuous vulnerability assessment process. Fix security issues by following the actionable steps provided and improve your website’s security. Get assistance from our security team if you need help addressing a specific security issue or for anything relating to security. Built with the vision to provide affordable security solutions for growing businesses to address their concerns. Years of research and development combined with our industry experience lead to what we have today. We are continuously innovating to reduce human effort and improve the accuracy and efficiency of penetration testing with the help of artificial intelligence.Starting Price: $99 per month -
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Vulkyrie
Vulkyrie
More than 100,000 vulnerabilities were reported for commonly used software over the last five years. In 2019 alone, more than 22,000 were reported and 1 out of 3 was given a High or Critical severity rating. Our free vulnerability scanning can help find your security issues before the bad guys do. Our Free plan comes with no limits on the number of IP addresses and URLs, and no limits on the number of vulnerability scans you can run. Unlike free trials, free versions or community editions of other vulnerability assessment tools, you no longer have to choose between your web servers, Windows servers, network devices or virtual machines. Take the first step towards better vulnerability management without the complexity and steep learning curve. Our web-based solution provides you with an easy-to-use interface to manage your security testing. Simply add your IP address or URL to start a scan and use our portal to get the issues and recommended security measures.Starting Price: $99 per month -
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RiskProfiler
RiskProfiler
RiskProfiler offers a comprehensive suite of products for Continuous Threat Exposure Management, addressing an organization's external attack surface. These include the Cyber RiskProfiler for cyber risk ratings, Recon RiskProfiler for External Attack Surface Management (EASM) capabilities, Cloud RiskProfiler for Cloud Attack Surface Management (CASM) that identifies actually exposed cloud resources and prioritizes risks, and Brand RiskProfiler for brand protection. Recon RiskProfiler is an advanced EASM and CASM solution with robust integrations across major cloud providers like AWS, Azure, and Google Cloud. It delivers comprehensive visibility into external cloud resources, enabling efficient identification, assessment, and management of vulnerabilities and risks. Vendor RiskProfiler is a comprehensive Cyber Risk and Vendor Risk Management solution that delivers company cyber risk ratings while enabling efficient sending, receiving, and validation of third-party vendor security.Starting Price: $4999 -
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Akto
Akto
Akto is an open source API security in CI/CD platform. Key features of Akto include: 1. API Discovery 2. API Security Testing 3. Sensitive Data Exposure 4. API Security Posture Management 5. Authentication and Authorization 6. API Security in DevSecOps Akto helps developers and security teams secure APIs in their CI/CD by continuously discovering and testing APIs for vulnerabilities. Akto's pricing is transparent on website. Free tier is available. You can deploy both self-hosted and in cloud. It takes only few mins to deploy and see results. Akto can integrate with multiple traffic sources - Burpsuite, AWS, postman, GCP, gateways, etc. -
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vRx
Vicarius
Consolidate your software vulnerability assessment with one single vRx agent. Let vRx do the work so you can focus on and remediate the threats that matter most. vRx's prioritization engine using CVSS framework bases prioritization, plus AI of the specific security posture of your organization, and maps your digital environment to help you prioritize critical vulnerabilities for mitigation. vRx maps the potential consequences of a successful exploit within your unique digital infrastructure. CVSS metrics and context-based AI mapping provide the data needed to prioritize and mitigate critical vulnerabilities. For each detected app, OS, or asset vulnerability, vRx provides recommended actions that help you eliminate potential risks and stay resilient.Starting Price: $5 per asset per month -
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Vulseek by Securetia
Securetia
Vulseek is a modern Vulnerability Management as a Service (VMaaS) solution that simplifies how organizations identify, assess, and remediate security vulnerabilities across their infrastructure. Designed with usability and effectiveness in mind, Vulseek automates the entire vulnerability lifecycle, from detection to resolution, empowering teams to stay secure without added complexity. At its core, Vulseek combines automated asset discovery and scanning with intelligent risk prioritization, allowing security teams to focus on what truly matters. Its customizable dashboards, real-time alerts, and integrations with popular ticketing systems and SIEMs help ensure vulnerabilities are addressed swiftly and systematically. Built by cybersecurity experts, Vulseek is trusted by companies across industries to maintain continuous visibility into their attack surface Reduce mean time to remediation (MTTR) Meet compliance requirements with easeStarting Price: $40/month -
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ZeroLeaks
ZeroLeaks
ZeroLeaks is an AI prompt security platform that helps organizations identify and fix exposed system prompts, internal tools, and logic vulnerabilities that could allow prompt injection, prompt extraction, or other forms of leakage that expose internal instructions or intellectual property to unauthorized actors. It provides an interactive dashboard where users can scan system prompts manually or automate scanning via CI/CD integration to catch leaks and injection vectors before code is deployed, and it uses an AI-powered red-team-style analysis engine to assess prompt surfaces for logic flaws, extraction risks, and potential misuse with evidence, scoring, and remediation recommendations. ZeroLeaks targets enterprise-grade security for large-language-model-based products by offering vulnerability assessments that highlight prompt exposure depth, prioritized risks, proof, and access paths for issues found, and suggested fixes such as prompt restructuring, tool gating, etc.Starting Price: $499 per month -
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Intruder
Intruder
Intruder's continuous exposure management platform helps security, IT, and engineering teams stop breaches before they start. By unifying AI penetration testing, attack surface monitoring, cloud security, and vulnerability management in one intuitive platform, Intruder gives stretched teams an always-on security source of truth. Our approach focuses on continuous automated scanning using deep security expertise and agentic solutions to ensure that the findings we deliver are accurate, prioritized by real-world risk, and ready to act on. Founded in 2015 by Chris Wallis, a former ethical hacker turned corporate blue teamer, Intruder is now protecting over 3,000 companies worldwide. Intruder has been awarded multiple accolades, was selected for GCHQ’s Cyber Accelerator, included on Deloitte’s Tech Fast 50 2023 list as the fastest-growing cybersecurity company in the UK and was named in G2’s 2026 Best Software Awards. -
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DefectDojo
10Security
Take DefectDojo for a spin and review the demo of DefectDojo and login with sample credentials. DefectDojo is available on Github and has a setup script for easy installation. A docker container with a pre-built version of DefectDojo is available. Know exactly when new vulnerabilities are introduced in a build or remediated. Tracking when a product is assessed is easily accomplished using DefectDojo's API to track security tests that are run on each build. DefectDojo has the ability to track the build-id, commit hash, branch or tag, orchestration server, source code repo, and build server for every on-demand security test. Various reports are available for tests, engagements, and products. Products can be grouped into critical products to track products that are critical to your organization. Similar findings can be easily merged into one finding to provide developers one finding instead of multiple findings. -
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SecurityScorecard
SecurityScorecard
SecurityScorecard has been recognized as a leader in cybersecurity risk ratings. Download now to see the new cybersecurity risk rating landscape. Understand the principles, methodologies, and processes behind how our cybersecurity ratings work. Download the data sheet to learn more about our security ratings. Claim, improve, and monitor your scorecard for free. Understand your vulnerabilities and make a plan to improve over time. Get started with a free account and suggested improvements. Gain a holistic view of any organization's cybersecurity posture with security ratings. Leverage security ratings for a variety of use cases, including risk and compliance monitoring, M&A due diligence, cyber insurance underwriting, data enrichment, and executive-level reporting. -
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SQUAD1
Talakunchi Networks
SQUAD1 VM is a Risk-Based Vulnerability Management and Orchestration Platform. Aggregates the Vulnerability data from various technology solutions, vulnerability scanners, and manual penetration testing assessments. Squad1 performs cyber risk quantification for all the vulnerability feed and these vulnerability insights with supporting risk scoring make the security team's life easier for quick actions. These insights are built with contextual information relating to the mitigation patterns from peer departments and past vulnerability identification trends supported by guided workflows to achieve a better security posture. Modules: 1. Audit Management 2. On-Demand Scanning 3. Asset Management 4. User/ Vendor Management 5. Report Management 6. Ticketing System The benefit of SQUAD1: 1. Automate Risk Identification 2. Faster Mitigation with Prioritization 3. Custom Enterprise Workflow 4. Visibility to Insightful Vulnerability Tracking -
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DNSdumpster.com
DNSdumpster.com
DNSdumpster.com is a free domain research tool that can discover hosts related to a domain. Finding visible hosts from the attacker's perspective is an important part of the security assessment process. The ability to quickly identify the attack surface is essential whether you are penetration testing or chasing bug bounties. Network defenders benefit from passive reconnaissance in a number of ways, with analysis informing information security strategy. Understanding network-based OSINT helps information technologists to better operate, assess, and manage the network. Save time and headaches by incorporating our attack surface discovery into your vulnerability assessment process. No brute force subdomain enumeration is used as is common. We use open source intelligence resources to query for related domain data. It is then compiled into an actionable resource for both attackers and defenders of Internet-facing systems.Starting Price: Free -
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A tidal wave of vulnerabilities, but you can’t fix them all. Rely on extensive threat intel and patented prioritization to cut costs, save time, and keep your teams efficiently focused on reducing the biggest risks to your business. This is Modern Risk-Based Vulnerability Management. We created Risk-Based Vulnerability Management software and now we’re defining the modern model. Show your security and IT teams which infrastructure vulnerabilities they should remediate, when. Our latest version reveals exploitability can be measured, and accurately measuring exploitability can help you minimize it. Cisco Vulnerability Management (formerly Kenna.VM) combines real-world threat and exploit intelligence and advanced data science to determine which vulnerabilities pose the highest risk and which you can deprioritize. Spoiler alert: Your mega-list of “critical vulnerabilities” will shrink faster than a woolen sweater-vest in a hot cycle.
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FireMon
FireMon
Maintaining a strong security and compliance posture requires comprehensive visibility across your entire network. See how you can gain real-time visibility and control over your complex hybrid network infrastructure, policies and risk. Security Manager provides real-time visibility, control, and management for network security devices across hybrid cloud environments from a single pane of glass. Security Manager provides automated compliance assessment capabilities that help you validate configuration requirements and alert you when violations occur. Whether you need audit reports ready out-of-the-box or customizable reports tailored to your unique requirements, Security Manager reduces the time you spend configuring policies and gives you the confidence that you’re ready to meet your regulatory or internal compliance audit demands.
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