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Vendor

DuendeSoftware

4 known vulnerabilities.

DuendeSoftware at a glance

Last 12 months
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Products

IdentityServer 2 Duende.AccessTokenManagement 1 foss 1
All Critical High Medium Low Exploited only Public exploit

4 results · Feed

  • Medium 6.3
    CVE-2025-26620

    Duende.AccessTokenManagement race condition when concurrently retrieving customized Client Credentials Access Tokens

    Duende.AccessTokenManagement is a set of .NET libraries that manage OAuth and OpenId Connect access tokens. Duende.AccessTokenManagement contains a race condition when requesting access tokens using the client credentials flow. Concurrent requests to obtain a…

    DuendeSoftware foss Duende.AccessTokenManagement NuGet
  • Medium 5.4
    CVE-2024-51987

    HTTP Client uses incorrect token after refresh in Duende.AccessTokenManagement.OpenIdConnect

    Duende.AccessTokenManagement.OpenIdConnect is a set of .NET libraries that manage OAuth and OpenId Connect access tokens. HTTP Clients created by `AddUserAccessTokenHttpClient` may use a different user's access token after a token refresh occurs. This occurs …

    DuendeSoftware Duende.AccessTokenManagement Duende.AccessTokenManagement.OpenIdConnect NuGet
  • Low 3.1
    CVE-2024-49755

    Duende IdentityServer has insufficient validation of DPoP cnf claim in Local APIs

    Duende IdentityServer is an OpenID Connect and OAuth 2.x framework for ASP.NET Core. IdentityServer's local API authentication handler performs insufficient validation of the cnf claim in DPoP access tokens. This allows an attacker to use leaked DPoP access t…

    DuendeSoftware IdentityServer Duende.IdentityServer NuGet
  • Medium 4.7
    CVE-2024-39694

    Duende IdentityServer Open Redirect vulnerability

    Duende IdentityServer is an OpenID Connect and OAuth 2.x framework for ASP.NET Core. It is possible for an attacker to craft malicious Urls that certain functions in IdentityServer will incorrectly treat as local and trusted. If such a Url is returned as a re…

    DuendeSoftware IdentityServer Duende.IdentityServer IdentityServer4 NuGet