AI accelerates attackers. Your patch process has to keep up.

Vulnerability management: find, prioritise and close security gaps

Continuous, risk-based vulnerability management instead of a scan graveyard: we build the control loop of asset inventory, scanning, prioritisation (CVSS, EPSS, KEV), remediation and verification, integrated with your ISMS, DORA and NIS2 compliance.

  • 01Risk-based prioritisation: the two to five percent of truly critical findings first (EPSS, CISA KEV, exposure)
  • 02Audit-proof for ISO 27001 A 8.8, BSI IT-Grundschutz, DORA RTS and NIS2
  • 03ECB action plan 2026: vulnerability and patch management at scale, gap assessment in two to three weeks
  • 04Vendor-neutral: Tenable, Qualys, Rapid7, OpenVAS/Greenbone or cloud-native scanners
  • 05Vulnerability Management as a Service: triage, remediation tracking and KPI reporting in operation
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11+Years of experience
120+Employees
540+Projects
ISO 27001certified

What is vulnerability management, and why is scanning not enough?

Vulnerability management is the continuous process of identifying, assessing, prioritising and remediating security weaknesses across IT systems, applications and networks before attackers exploit them. Unlike a one-off vulnerability scan, it is a permanent control loop: asset inventory, scanning, risk-based prioritisation, remediation and verification.

Why this is more urgent in 2026 than ever: AI models discover vulnerabilities and generate working exploits at a pace that overwhelms traditional patch cycles. In July 2026, ECB Banking Supervision required all significant institutions to accelerate vulnerability and patch management at scale and to submit an action plan by 31 October 2026. CERT-EU describes a changed economics of vulnerability discovery: the window between disclosure and active exploitation is shrinking from weeks to hours.

Regulation has long made vulnerability management mandatory: ISO 27001 (Annex A 8.8, management of technical vulnerabilities), BSI IT-Grundschutz (OPS.1.1.3 patch and change management), DORA (Art. 10 detection plus the RTS on ICT risk management), NIS2 and national critical-infrastructure regimes all demand a demonstrable, repeatable process rather than ad-hoc scans.

Our risk-based approach combines CVSS severity with threat context: exploit probability (EPSS), active exploitation (CISA KEV catalogue), asset exposure and business criticality. Your teams address the two to five percent of findings that actually carry risk first, instead of drowning in tens of thousands of CVE entries.

ADVISORI is vendor-neutral: we design and operate vulnerability management with the tooling that fits your landscape, from enterprise platforms (Tenable, Qualys, Rapid7) to open source (OpenVAS/Greenbone) and cloud-native scanners. As an ISO 27001 certified consultancy we integrate the process into your ISMS, your outsourcing governance and your regulatory reporting, on request as a managed service (Vulnerability Management as a Service).

Our Vulnerability Management services can be delivered both as consulting projects for implementing or optimizing your own processes and as managed services. From initial design through tool selection to operational management, we support you at every stage of your Vulnerability Management journey.

6 service modules

Service scope

01

Vulnerability assessment & asset inventory

Complete discovery of all IT assets including cloud, containers and shadow IT. Initial assessment with credentialed scans, baseline report and maturity rating of your existing process.

  • Asset discovery across network, cloud accounts and CMDB reconciliation
  • Credentialed scans for precise results instead of false positives
  • Baseline report with maturity assessment against ISO 27001 A 8.8
02

Risk-based prioritisation

CVSS alone creates alert fatigue. We prioritise by exploitability (EPSS), active exploitation (CISA KEV), asset exposure and business criticality, with clear SLAs per risk class.

  • Scoring model combining CVSS, EPSS, KEV and asset context
  • Remediation SLAs per risk class (e.g. 48h for exposed critical findings)
  • Escalation and exception process with documented risk acceptance
03

Remediation & patch management

Coordinated remediation with your IT teams and providers: patch cycles, emergency patching, compensating controls for legacy systems and verification rescans.

  • Patch processes for regular, emergency and out-of-band patches
  • Compensating controls where patching is impossible (EOL, OT, legacy)
  • Verification by rescan and audit-proof evidence of effectiveness
04

Vulnerability Management as a Service

Continuous operation by our team: scanning, triage, prioritisation, remediation tracking and monthly management reporting, vendor-neutral on your tooling or ours.

  • Continuous scanning with analyst triage instead of raw data floods
  • KPI reporting: MTTR, patch compliance, risk trend per business unit
  • Seamless handover to incident response for actively exploited findings
05

Regulatory integration (DORA, NIS2, ISO 27001)

We anchor vulnerability management in your ISMS and compliance: DORA-RTS-compliant processes, NIS2 evidence, ISO 27001 audit preparation.

  • DORA Art. 10 & RTS on ICT risk management: process and evidence design
  • ECB action plan 2026: gap assessment for vulnerability and patch management at scale
  • ISO 27001 A 8.8 and BSI IT-Grundschutz: audit-proof documentation
06

Tool selection & implementation

Vendor-neutral selection and rollout of your vulnerability management platform: requirements catalogue, PoC, integration with ticketing (Jira, ServiceNow) and SIEM.

  • Market comparison: Tenable, Qualys, Rapid7, OpenVAS/Greenbone, cloud-native scanners
  • Integration with ticketing, CMDB and SIEM for closed control loops
  • Rollout including scan windows, permissions and operational handover

5 phases

Our Approach

Our approach to Vulnerability Management follows a structured process that considers the specific requirements and framework conditions of your organization. We place particular emphasis on integration into existing processes and alignment with your business objectives to create sustainable value.

  1. Assessment

    Analysis of existing processes, technologies, and organizational structures for Vulnerability Management

  2. Design

    Development of a customized Vulnerability Management process considering best practices

  3. Tool Selection

    Evaluation and selection of suitable Vulnerability Management tools based on your requirements

  4. Implementation

    Introduction of processes and tools into your organization, including necessary training

  5. Optimization

    Continuous improvement of processes, metrics, and reporting

Sarah Richter

Your contact

Sarah Richter

Head of Information Security, Cyber Security

10+ years of experience, CISA, CISM, Lead Auditor, DORA, NIS2, BCM, Cyber and Information Security

+49 69 913 113-01 info@advisori.de LinkedIn
A common mistake in Vulnerability Management is focusing exclusively on technical aspects without considering organizational and process dimensions. Our experience shows that a successful Vulnerability Management process requires not only the right technology but also clear responsibilities, efficient workflows, and close collaboration between security, IT, and development teams. Only through this comprehensive approach can organizations sustainably improve their security posture.
ADVISORI expert opinion

Our Strengths

  • 01Experienced consultants with in-depth knowledge of current vulnerabilities and threats
  • 02Proven methodology for successful implementation of Vulnerability Management
  • 03Pragmatic approach focused on actual risk reduction for your organization
  • 04Comprehensive experience with leading Vulnerability Management platforms and tools

Expert Tip

A risk-oriented approach in Vulnerability Management is crucial for optimal resource allocation. Prioritization should not only be based on technical severity values like CVSS, but also consider the business criticality of affected systems, the actual exploitability of vulnerabilities, and the specific threat context of your organization. This ensures that the most important security risks are addressed first.

8 QUESTIONS, BRIEFLY ANSWERED

Frequently asked questions about Vulnerability Management

What is vulnerability management?

Vulnerability management is the continuous, risk-based process of identifying, assessing, prioritising and remediating security weaknesses in IT systems, applications and networks. It covers five phases: asset inventory, vulnerability scanning, risk-based prioritisation, remediation (patching or compensating controls) and verification. Unlike a one-off vulnerability assessment, it is a permanent control loop with defined responsibilities, SLAs and management reporting.

What is the difference between a vulnerability scan, an assessment and vulnerability management?

A vulnerability scan is the technical snapshot produced by a scanner. A vulnerability assessment evaluates scan results in the context of your infrastructure. Vulnerability management is the overarching, continuous process that turns scans and assessments into a control loop with prioritisation, remediation, verification and reporting. Auditors and supervisors (ISO 27001, DORA, NIS2) require the process, not just scan reports.

What does ISO 27001 require for vulnerability management?

ISO 27001:2022 Annex A 8.8 (management of technical vulnerabilities) requires a demonstrable process: information about technical vulnerabilities must be obtained in a timely manner, exposure must be evaluated and appropriate measures taken. For the audit you need documented responsibilities, prioritisation rules, remediation deadlines and evidence of effectiveness.

What does DORA require for vulnerability management?

DORA Art. 10 requires mechanisms to promptly detect anomalous activities and vulnerabilities; the RTS on ICT risk management specify requirements for vulnerability scanning, patch processes and the handling of legacy systems. Since the ECB letter of July 2026 (SSM‑2026‑0301), the topic carries additional supervisory pressure: significant institutions must accelerate vulnerability and patch management and submit an action plan to their Joint Supervisory Team by 31 October 2026.

What is risk-based vulnerability management?

Risk-based vulnerability management prioritises findings not by CVSS severity alone but by actual risk: Is the vulnerability actively exploited (CISA KEV catalogue)? How likely is exploitation (EPSS score)? Is the asset internet-facing? How business-critical is it? In practice only two to five percent of all findings carry relevant risk; fixing those first reduces overall risk faster than working through CVSS lists top-down.

How often should vulnerability scans run?

Today's minimum standard: continuously for internet-facing systems, at least weekly for critical internal systems, monthly across the estate, plus event-driven scans after major changes and critical CVE publications. Static quarterly scans are no longer considered adequate given AI-accelerated exploit development; the ECB explicitly expects preparation for more frequent, higher-volume patch cycles.

Which tools are suitable for vulnerability management?

Established enterprise platforms include Tenable (Nessus), Qualys VMDR and Rapid7 InsightVM; OpenVAS/Greenbone is the leading open-source option; cloud-native scanners such as Microsoft Defender Vulnerability Management or AWS Inspector cover cloud workloads. The tool matters less than the integration: asset source (CMDB), ticketing (Jira, ServiceNow), SIEM and reporting must form a closed loop. We advise vendor-neutrally.

Does ADVISORI also run the process as a managed service?

Yes. With Vulnerability Management as a Service we take over scanning, triage, risk-based prioritisation, remediation tracking with your IT teams and monthly management reporting, based on your existing tooling or our platform. Actively exploited vulnerabilities escalate directly into our incident response processes. You keep governance and risk decisions; we run the engine room.