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Third-party components

Identify the vulnerable dependencies in your application

A CVE does not automatically become a critical emergency. PentestLouis helps you distinguish the published severity, the presence of the component and the signs of exposure in your project.

Security, with a methodDocumented scopeExplicit limitsPractical advice
01

From inventory to priority

The audit identifies the versions actually locked when that information is available, then compares them with public advisories. This avoids confusing a declared version constraint with the package actually installed.

  • Direct or transitive dependency
  • Affected version and known fixed version
  • Published severity and ease of exploitation
  • Presence of an exposed component in the application
02

Updating without breaking the product

The answer is not always an immediate major upgrade. The team can apply a patch release, replace the component, disable a feature or reduce exposure in the meantime. The report should provide what is needed for that decision, without claiming to know every business impact.

03

A check to repeat

New vulnerabilities are published for versions that have not changed. A dependency considered safe on deployment day can therefore become a concern later. The audit should be rerun regularly and after any significant change to the dependency graph.

Frequently asked questions

Move forward with the right answers.

Scope, method and limits: what you need to know to make your choice.

Does a critical CVE mean my application is compromised?

No. It indicates a potential risk on a given version. You still need to verify that the component and the vulnerable feature are used and exposed in your context.

Do transitive dependencies matter?

Yes. They are installed indirectly but run by your application. A lock file often reveals their exact version.

How often should dependencies be checked?

With every significant change and on a recurring basis, because vulnerability databases evolve even when your code stays the same.

Go further

Keep exploring.

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Put it into practice

A first step toward a safer application.

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