An open API service providing security vulnerability metadata for many open source software ecosystems.

Essential vulnerability data for your ecosystem

Advisories is a comprehensive open API service that provides professional-quality security vulnerability metadata for numerous open source software ecosystems for free

Comprehensive vulnerability database

Access unified vulnerability data from multiple sources including package registries, software repositories, and vulnerability databases, giving you a comprehensive view of security threats across your entire open source stack.

35,574 Advisories
87,061 Packages

Latest vulnerabilities

View all
Moderate
about 14 hours ago

Microsoft Security Advisory CVE-2026-62902 – .NET Information Disclosure Vulnerability GSA_kwCzR0hTQS05bXJoLXB3N2MtOW1xbc4ABicc

nuget Microsoft.WindowsDesktop.App.Runtime.win-x86, Microsoft.WindowsDesktop.App.Runtime.win-x64, Microsoft.WindowsDesktop.App.Runtime.win-arm64
High
about 14 hours ago

Microsoft Security Advisory CVE-2026-62871 – .NET Elevation of Privilege Vulnerability GSA_kwCzR0hTQS12ZzQ0LWg3NTUtOWh3N84ABicb

nuget Microsoft.WindowsDesktop.App.Runtime.win-x86, Microsoft.WindowsDesktop.App.Runtime.win-x64, Microsoft.WindowsDesktop.App.Runtime.win-arm64
High
about 14 hours ago

Microsoft Security Advisory CVE-2026-62897 – .NET Remote Code Execution Vulnerability GSA_kwCzR0hTQS1meDRxLWdqcngtMmp3Ns4ABica

nuget Microsoft.WindowsDesktop.App.Runtime.win-x86, Microsoft.WindowsDesktop.App.Runtime.win-x64, Microsoft.WindowsDesktop.App.Runtime.win-arm64

Get complete security visibility

Access unified vulnerability data from multiple sources including package registries, software repositories, and vulnerability databases, giving you a comprehensive view of security threats across your entire open source stack.

Stay ahead of security risks

Identify which packages and projects in your dependencies are affected by security advisories, empowering you to make informed decisions and address vulnerabilities before they become critical threats to your systems.

Integrate seamlessly into your workflow

Enjoy 5,000 requests per hour rate limits and comprehensive REST API documentation, allowing you to easily incorporate security intelligence into your development and security management processes.

Free and open

We provide this essential service at no cost as part of the broader ecosyste.ms initiative to support and secure critical digital infrastructure.

Find out more

Get started

Find a project and see it in our dashboard, with statistics on responsiveness, productivity, finance and more available to compare over time.

Read the API docsBrowse vulnerabilities