Full Report
Tenable Cloud Security delivers critical capabilities to unify security across your entire attack surface. Our latest enhancements let you extend your on-prem vulnerability management program to the cloud; gain granular visibility into external access risk; and discover Snowflake sensitive data.Key takeawaysUnified hybrid security: Tenable Cloud Vulnerability Management extends traditional on-prem security programs to the cloud, unifying agentless visibility and prioritized risk assessment across hybrid environments. Actionable analytics: Console updates feature customizable dashboards and new widgets for tracking critical metrics like Mean Time to Resolution (MTTR) and quickly identifying trends. Expanded exposure coverage and insights. Deepen DSPM with Snowflake data discovery, gain more granular identity visibility, and improve focus with noise-free Linux vulnerability detection. And accelerate your cloud security maturity through guided use cases for least privilege and reducing the blast radius.Organizations are running workloads across hybrid environments — on-prem systems, cloud services, and containers. Yet fragmented visibility and endless alerts make it hard to see real risk. Tenable’s latest updates give teams actionable visibility, context, and control across the entire attack surface — starting with today’s cloud needs while paving the way for broader exposure management tomorrow. Built on Tenable’s market-leading approach to exposure assessment, these cloud security enhancements help teams continuously spot, prioritize, and reduce exposure across all environments. Tenable Cloud Vulnerability Management: Extending your vulnerability management to the cloudIf you’ve built a mature on-prem vulnerability management program, you know the drill: asset discovery, vulnerability prioritization, and actionable reporting. What’s changed is the attack surface. Cloud workloads, containers, and ephemeral resources often remain invisible to traditional VM tools, creating blind spots.Tenable Cloud Vulnerability Management extends your on-prem vulnerability management program into the cloud, giving you agentless visibility and prioritized remediation in a unified view. This means you can secure hybrid workloads with the same confidence as your on-prem environments – and uncover hidden risks, like a critical EC2 vulnerability whose public exposure through a misconfigured security group turns it into a real attack path. Traditional VM tools often stop at CVEs but Tenable Cloud Vulnerability Management integrates vulnerability management into a broader exposure strategy. This dashboard shows unified vulnerability risk visibility across on-prem, cloud, and hybrid environments.Why it matters for youMaintain workflow continuity for on-prem vulnerability management teamsEliminate blind spots across multi-cloud and hybrid workloadsLay a foundation for future exposure managementSharper cloud insights with an enhanced consoleVisibility isn’t useful unless you can act on it quickly. This month’s console enhancements make cloud risk easier to read, measure, and explain.New findings widgets: Track trends, MTTR, and response efficiency at a glance. These widgets turn raw vulnerability data into actionable insights, helping teams prioritize risk and measure progress.Smarter, customizable dashboards. Apply filters, compare environments side by side, and reuse widgets to explore different slices of risk. For example, seeing AWS, Azure, and GCP severity trends in one view helps align remediation and communicate multi-cloud posture quickly.Bulk resource labeling: Tag dozens or hundreds of cloud resources in seconds, such as all production EC2 instances. This streamlines filtering, reporting, and operational efficiency, providing a cleaner, more actionable inventory. New findings widgets track trends, MTTR, and response efficiency at a glance, turning raw vulnerability data into actionable insightsData, workload and identity updatesThis month’s updates surface high-risk exposures and deliver more actionable cloud security insights while reducing noise.Snowflake sensitive data-scanning: Tenable Cloud Security now reduces your exposure across this popular cloud data platform. Automatically discover and classify sensitive data, see where it resides, and assess whether it’s exposed.Noise-free Linux vulnerability detection: Getting rid of the noise improves team focus. This enhancement filters out unused kernel versions left after upgrades, reducing false positives to keep the focus on real risk.Identity and access management (IAM) visibility across AWS and Azure: Instantly identify over-permissioned or externally exposed identities and reduce risk before it’s exploitedGuided use cases: Solve real problems, fastTenable’s guided use cases help you address urgent cloud security challenges and build an exposure management foundation. This month, we’ve added two high-impact packages:Enforce Least Privilege Across Cloud Identities. Quickly uncover excessive permissions, rightsize policies with confidence, and stop identity-based lateral movement before it starts.Mitigate the Blast Radius of Vulnerabilities. Identify which vulnerabilities matter by seeing their exploitability, the assets they impact, and the identities that can reach them.Each use case package includes a focused solution brief, a guided implementation demo, and a golden demo, which is a ready-to-run, pre-configured, best-practice deployment you can model your secure cloud program on. Example of a guided workflow that shows how Tenable helps identify and reduce excessive permissions across cloud identities – achieving least privilege.Insight you can act onTenable combines deep cloud research with practical exposure management. Recognized in 2025 by Gartner, Forrester, IDC and Latio for its leadership and vision in exposure management across hybrid environments, our insights help teams stay ahead of evolving threats.Tenable Research findings feed directly into the Tenable One Exposure Management Platform, improving detection and prioritization for stronger workload security. In November, we continued our focus on AI security, uncovering seven novel AI vulnerabilities in ChatGPT.Frequently Asked QuestionsWhat is Tenable Cloud Vulnerability Management and why does it matter?Tenable Cloud Vulnerability Management brings your on-prem vulnerability management program into cloud and hybrid workloads, providing agentless visibility, unified risk assessment, and actionable remediation. It eliminates blind spots, links vulnerabilities to exposure and identity risks, and helps teams act faster, giving clarity today and a path toward broader exposure management.What console features help teams act on findings?Tenable Cloud Security’s console provides findings insights features and granularity designed to help teams act quickly on security issues; these include:Actionable dashboards: Instant visibility into open and critical finding statusesTrend tracking: Changes in the type and severity of findings over timeResolution metrics: Key operational data like Mean Time to Resolution (MTTR) and detailed resolution statusHow do guided use cases help?Each package includes a golden demo, guided demo, and solution brief to tackle real-world cloud security challenges immediately.Other updates to know:Sensitive data scanning for Snowflake, noise-free Linux vulnerability detection, and IAM access visibility across AWS and Azure.Learn more:Tenable Cloud Vulnerability ManagementWhat is CTEM?Insight Brief: AI Adoption Outplaces Security
Analysis Summary
# Best Practices: Unified Hybrid Exposure and Cloud Security Management
## Overview
These security recommendations focus on extending mature on-premises vulnerability management (VM) programs into hybrid and multi-cloud environments. The primary goal is to achieve unified visibility, prioritize risk based on real-world exposure pathways, and accelerate remediation workflows across the entire attack surface, including workloads, containers, and cloud-native services.
## Key Recommendations
### Immediate Actions
1. **Establish Unified Visibility:** Immediately integrate cloud workload assessment into the existing vulnerability management workflow using agentless visibility solutions to eliminate blind spots across on-prem, cloud, and containerized assets.
2. **Prioritize by Exposure:** Move beyond traditional CVE scoring by integrating vulnerability data with external exposure contexts (e.g., public accessibility via misconfigured security groups) to identify and prioritize true attack paths (e.g., a critical EC2 vulnerability made critical by its public exposure).
3. **Implement Data Discovery in Cloud Data Platforms:** Initiate sensitive data scanning within the Snowflake environment to automatically discover, classify, and assess the exposure status of sensitive data residing in the popular cloud data platform.
### Short-term Improvements (1-3 months)
1. **Refine Cloud Inventory and Tagging:** Implement bulk resource labeling (tagging) for critical cloud assets (e.g., all production EC2 instances) to streamline filtering, reporting, and operational distinction between environments.
2. **Baseline Operational Metrics:** Configure console dashboards to immediately track key performance indicators (KPIs) for remediation efficiency, specifically focusing on Mean Time to Resolution (MTTR) and overall response efficiency.
3. **Reduce Noise in Linux Vulnerability Reporting:** Configure noise cancellation features to filter out vulnerabilities associated with unused or decommissioned kernel versions following system upgrades to improve analyst focus on active risks.
4. **Scan for Identity Over-provisioning:** Conduct an initial audit across AWS and Azure environments to instantly identify and document externally exposed or over-permissioned Identity and Access Management (IAM) roles and users.
### Long-term Strategy (3+ months)
1. **Enforce Least Privilege Cloud Identities:** Utilize guided use cases to systematically review and rightsize intricate cloud policies, focusing on aggressively reducing excessive permissions to prevent identity-based lateral movement.
2. **Mitigate Blast Radius Proactively:** Implement workflows that use combined vulnerability and identity data to map potential blast radii. Focus remediation efforts on vulnerabilities that are both exploitable and reachable by high-privilege or externally exposed identities.
3. **Establish Continuous Exposure Management:** Transition the VM program into a broader Exposure Management framework by integrating vulnerability, cloud security posture (CSPM/CNAPP), and identity exposure data into a single, continuously assessed platform.
4. **Standardize Multi-Cloud Posture Reporting:** Create customizable dashboards that allow for side-by-side comparison of risk posture (severity trends) across AWS, Azure, and GCP to ensure consistent remediation alignment across all cloud vendors.
## Implementation Guidance
### For Small Organizations
- **Focus on Tool Integration:** Prioritize leveraging agentless cloud vulnerability management to avoid the overhead of agent deployment across smaller, less mature cloud footprints.
- **Use Guided Demos:** Utilize "golden demos" provided in guided use cases to rapidly deploy best-practice configurations for high-impact areas like least privilege without extensive in-house architecture design.
### For Medium Organizations
- **Workflow Continuity:** Implement the unified view to ensure existing on-prem VM teams can inherit and maintain their established workflow continuity while assessing cloud assets.
- **Customizable Metrics Tracking:** Configure custom dashboards focused specifically on MTTR goals to measure the efficiency of distributed cloud and on-prem remediation teams.
### For Large Enterprises
- **Comprehensive Exposure Mapping:** Leverage unified platforms to combine data across disparate asset silos (on-prem, multi-cloud, containers) to create a true enterprise-wide attack path map.
- **Policy Automation:** Use bulk labeling and granular filtering capabilities to support highly complex organizational filtering, reporting, and operational segregation across numerous accounts and environments.
- **Threat Intelligence Integration:** Ensure the prioritization mechanism is fed by continuous threat intelligence (like findings from Tenable Research) to keep vulnerability assessment aligned with evolving exploit tactics.
## Configuration Examples
*Note: Specific configuration commands are not provided in the source text, but the required actions are:*
1. **Custom Dashboard Configuration:** Configure dashboard widgets to display simultaneously:
* Trend line for Critical Vulnerabilities in AWS vs. Azure vs. On-Prem.
* Current MTTR metric filtered by "Production Status" tags.
2. **Noise Reduction Setting:** Enable filtering within the Linux vulnerability module to exclude findings associated with kernel versions that have not been active within the last [Defined Time Period, e.g., 30 days].
3. **Least Privilege Use Case Implementation:** Run the guided process to identify and implement policy rightsizing recommendations targeting roles with `*` (wildcard) or overly broad read/write permissions on sensitive cloud data stores.
## Compliance Alignment
The practices described align with modern security frameworks focused on continuous risk management:
* **Cyber Exposure Management (CTEM):** The overarching philosophy of spotting, prioritizing, and reducing exposure across assets, integrating vulnerability, cloud, and identity data.
* **NIST CSF (Identify & Protect):** Establishing a comprehensive asset inventory (including cloud and on-prem), implementing data discovery/classification (Snowflake scanning), and enforcing robust access controls (Least Privilege).
* **ISO 27001 (A.12.6.1):** Managing technical vulnerabilities through continuous monitoring and prompt remediation, now extended across hybrid environments.
## Common Pitfalls to Avoid
- **Treating Cloud as Separate:** Do not allow cloud vulnerability assessment to become a siloed process; the primary risk comes from the overlap (**hybrid attack paths**).
- **Ignoring Identity Context:** Prioritizing a high-CVSS vulnerability that is unexposed or only reachable by a highly restricted service account is inefficient. Always prioritize based on **reachability/exploitability**.
- **Losing Focus due to Alert Fatigue:** Ignoring noise reduction features (like filtering old kernel versions) leads to teams overlooking real, active threats when assessing vulnerability feeds.
- **Inconsistent Tagging:** Failing to implement consistent bulk tagging results in inaccurate reporting and hinders the ability to apply operational filters when calculating MTTR for critical segments (e.g., "Production").
## Resources
- **Tenable Cloud Vulnerability Management Documentation:** For step-by-step guides on integrating cloud environments.
- **Guided Use Case Packages:** Utilize provided solution briefs, guided demos, and golden demos for rapid, best-practice deployments of Least Privilege and Blast Radius mitigation.
- **Continuous Threat Intelligence:** Ensure the platform ingests data from Tenable Research findings to maintain accurate prioritization against novel threats (e.g., AI-related vulnerabilities).