The Best Cloud Vulnerability Scanners in 2026
We researched products from official websites, including pricing pages, plan tables, and product documentation. Rankings reflect the category’s core job, value for money, and verified features across cloud accounts, workloads, permissions, and configurations in cloud vulnerability scanners.
Our top picks
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Top ranked
Qualys TotalCloud#1 of 279.4/10Broad multi-cloud vulnerability and workload protection for large enterprise security teams.
Pricing on request · 30-day trial
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Runner-up
Tenable One Cloud Security#2 of 279.2/10A broad cloud security platform for enterprises managing complex multi-cloud risk.
Pricing on request
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Top-ranked free plan
Mondoo CSPM#3 of 279.0/10A broad cloud scanner combining free tools with managed posture, identity, and remediation workflows.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 27 tools, best first
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Best forLarge enterprises needing broad multi-cloud coverage
Broad multi-cloud vulnerability and workload protection for large enterprise security teams.
Pricing on request · 30-day trial Our Qualys TotalCloud verdict → Visit QualysFor vendors Sponsor this spot · #1 · $149/mo →9.4/10★★★★★Visit Qualys -
Best forEnterprises managing multi-cloud cloud risk
A broad cloud security platform for enterprises managing complex multi-cloud risk.
- IaC scanning
- Attack path analysis
9.2/10★★★★★Visit Tenable -
Best forTeams seeking broad coverage with free access
A broad cloud scanner combining free tools with managed posture, identity, and remediation workflows.
- IaC scanning
- Attack path analysis
9.0/10★★★★☆Visit Mondoo -
Best forMulti-cloud teams prioritizing low entry cost
A broad cloud security suite with free access and paid protection from USD 1 per core monthly.
- Workload scanning
- Identity analysis
- Attack path analysis
8.8/10★★★★☆Visit Alibaba Cloud -
Best forDatadog users needing integrated cloud security
A broad cloud security suite for teams already working in Datadog.
8.6/10★★★★☆Visit Datadog -
Best forTeams focused on runtime and Kubernetes protection
A broad runtime security platform for teams protecting Kubernetes and cloud-native workloads.
8.5/10★★★★☆Visit AccuKnox -
Best forSMBs needing broad vulnerability scanning affordably
Broad hybrid scanning with a useful free plan, but paid pricing uses target-based fees.
8.3/10★★★★☆Visit Intruder -
Best forAWS-centric teams scanning cloud workloads
A strong AWS-focused scanner with broad workload coverage and usage-based pricing.
8.2/10★★★★☆Try Amazon Inspector -
Best forCloud teams wanting broad free security coverage
A broad free cloud security platform with its strongest ecosystem ties in Tencent Cloud.
- Workload scanning
- IaC scanning
- Identity analysis
8.1/10★★★★☆Visit Tencent Cloud -
Best forSecurity teams needing compliance-focused CSPM
A broad cloud posture platform for compliance-led security teams, priced per cloud account.
- IaC scanning
- Attack path analysis
8.0/10★★★★☆Visit Prowler Cloud -
Best forTeams securing container and Kubernetes deployments
A container-focused scanner covering vulnerabilities, malware, posture, runtime, and SBOMs.
Pricing on request · 30-day trial Our Trend Vision One Container Security verdict → Visit Trend Micro7.9/10★★★★☆Visit Trend Micro -
Best forEnterprises managing SBOM and container risk
A broad, policy-driven scanner for enterprises managing SBOM and container risk.
7.8/10★★★★☆Visit Anchore -
Best forTeams hardening container images continuously
A container-focused scanner with image hardening, runtime visibility, SBOMs, and compliance evidence.
7.7/10★★★★☆Visit RapidFort -
Best forLarge enterprises needing automated CSPM remediation
A broad multi-cloud CSPM platform with strong remediation depth and a high entry price.
- IaC scanning
- Attack path analysis
7.6/10★★★★☆Visit Cyscale -
Best forMulti-cloud teams needing identity-aware CSPM
A broad multi-cloud CSPM product with agentless assessment and quote-based pricing.
- Identity analysis
7.5/10★★★★☆Visit Holm Security -
Best forTeams scanning cloud-native workloads across clouds
Focused cloud-native scanning across AWS, Azure, and GCP with risk-based prioritization.
- Workload scanning
- Identity analysis
- Attack path analysis
7.4/10★★★★☆Visit Cy5 -
Best forTeams needing cloud server and container protection
Broad server and container protection with limited CSPM and identity coverage.
- Workload scanning
7.3/10★★★★☆Visit Huawei HSS -
Best forKubernetes teams wanting a free open-source scanner
A self-hosted Kubernetes scanner with broad cluster, image, compliance, and runtime coverage.
7.2/10★★★★☆Visit Kubescape -
Best forSelf-hosted teams securing containers and clusters
A self-hosted, container-focused scanner with broad Kubernetes security controls.
7.1/10★★★★☆Visit SUSE -
Best forDevelopers needing a versatile free scanner
A versatile, free open-source scanner for developers across code, images, infrastructure, and Kubernetes.
7.0/10★★★★☆Visit Trivy -
Best forOpen-source teams building a cloud-native security stack
A broad open-source CNAPP for teams securing code, containers, Kubernetes, and cloud workloads.
6.9/10★★★☆☆Visit OpenCNAPP -
Best forTeams needing free container and SBOM scanning
A focused free scanner for container, package, filesystem, and SBOM vulnerability analysis.
6.8/10★★★☆☆Visit Grype -
Best forAWS teams investigating cloud attack paths
A focused AWS scanner for mapping attack paths, IAM access, and cloud misconfigurations.
- Identity analysis
- Attack path analysis
6.7/10★★★☆☆Visit ZeusCloud -
Best forGoogle Cloud teams scanning container images
A focused scanner for container images, dependencies, secrets, malware, and SBOMs.
6.6/10★★★☆☆Visit Google Cloud -
Best forTeams focused on API exposure and posture
A focused API security capability for teams managing cloud and Kubernetes exposure.
6.5/10★★★☆☆Visit Onam Security -
Best forWeb and API teams needing authenticated scanning
A focused cloud scanner for authenticated web, JavaScript-heavy, and API testing.
6.4/10★★★☆☆Visit Astra Security -
Best forSmall businesses needing endpoint vulnerability management
A focused endpoint security suite with vulnerability management for small businesses.
6.0/10★★★☆☆Visit Microsoft
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 1 | Qualys TotalCloud | No | 9.4 | |
| 2 | Tenable One Cloud Security | 9.2 | ||
| 3 | Mondoo CSPM | Yes | 9.0 | |
| 4 | Alibaba Cloud Security Center | Yes | $9.50/device/mo | 8.8 |
| 5 | Datadog Cloud Security Management | No | $10/device/mo | 8.6 |
| 6 | AccuKnox | Yes | 8.5 | |
| 7 | Intruder | Yes | 8.3 | |
| 8 | Amazon Inspector | No | 8.2 | |
| 9 | Tencent Cloud Security Center | Yes | 8.1 | |
| 10 | Prowler Cloud | No | $79/unit/mo | 8.0 |
| 11 | Trend Vision One Container Security | No | 7.9 | |
| 12 | Anchore Enterprise | No | 7.8 | |
| 13 | RapidFort | Yes | 7.7 | |
| 14 | Cyscale CSPM | No | $850/mo | 7.6 |
| 15 | Holm Security Cloud Security | 7.5 | ||
| 16 | Cy5 Cloud-Native Vulnerability Management | 7.4 | ||
| 17 | Huawei Host Security Service | No | 7.3 | |
| 18 | Kubescape | Yes | Free | 7.2 |
| 19 | SUSE NeuVector | Free | 7.1 | |
| 20 | Trivy | Yes | Free | 7.0 |
| 21 | OpenCNAPP | Free | 6.9 | |
| 22 | Grype | Yes | Free | 6.8 |
| 23 | ZeusCloud | Yes | Free | 6.7 |
| 24 | Google Artifact Analysis | No | $0.26/unit usage-based | 6.6 |
| 25 | Onam Security API Security | Yes | $22/unit/mo | 6.5 |
| 26 | Astra Security | Yes | $69/mo | 6.4 |
| 27 | Microsoft Defender for Business | No | $3/user/mo | 6.0 |
Head-to-head All 25 comparisons →
- Qualys TotalCloud vs Tenable One Cloud Security
- Qualys TotalCloud vs Mondoo CSPM
- Qualys TotalCloud vs Alibaba Cloud Security Center
- Qualys TotalCloud vs Intruder
- Qualys TotalCloud vs Amazon Inspector
- Tenable One Cloud Security vs Mondoo CSPM
- Tenable One Cloud Security vs Alibaba Cloud Security Center
- Tenable One Cloud Security vs AccuKnox
- Tenable One Cloud Security vs Intruder
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How we rank cloud vulnerability scanners
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update