6 matches found
github.com/getkin/kin-openapi: kin-openapi: Denial of Service via unbounded recursion during schema validation
A flaw was found in kin-openapi. The runtime schema validation lacks cycle detection when processing circular schema references. A remote attacker can exploit this vulnerability by submitting a request or response that triggers recursive validation, leading to unbounded recursion and stack...
github.com/getkin/kin-openapi: kin-openapi: Denial of Service via unbounded recursion during schema validation
A flaw was found in kin-openapi. The runtime schema validation lacks cycle detection when processing circular schema references. A remote attacker can exploit this vulnerability by submitting a request or response that triggers recursive validation, leading to unbounded recursion and stack...
CVE-2026-49451 Microsoft.OpenAPI: Circular schema references may terminate OpenAPI parsing
The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model. From 2.0.0-preview11 until 2.7.5 and 3.5.4, a small OpenAPI document containing a circular schema reference can cause proce...
CVE-2026-49451 Microsoft.OpenAPI: Circular schema references may terminate OpenAPI parsing
The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model. From 2.0.0-preview11 until 2.7.5 and 3.5.4, a small OpenAPI document containing a circular schema reference can cause proce...
EUVD-2026-40365
The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model. From 2.0.0-preview11 until 2.7.5 and 3.5.4, a small OpenAPI document containing a circular schema reference can cause proce...
Microsoft.OpenAPI: Circular schema references may terminate OpenAPI parsing
Impact A small OpenAPI document containing a circular schema reference can cause process termination through stack overflow in Microsoft.OpenApi. The issue affects OpenAPI document parsing through public OpenAPI.NET reader APIs and has been confirmed across both JSON and YAML reader paths. Affect...