CVE-2026-73501

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.144.0, ValidationHandler.Load in openapi3filter/validationhandler.go silently replaces a nil AuthenticationFunc with NoopAuthenticationFunc, which returns nil without checking credentials. This substitution causes every OpenAPI...

CVE-2026-73501

kin-openapi vulnerability CVE-2026-73501: prior to v0.144.0, ValidationHandler.Load() silently replaced a nil AuthenticationFunc with NoopAuthenticationFunc, which returns nil and does not verify credentials. This leads to every OpenAPI security requirement being satisfied for unauthenticated req...

CVE-2026-73501 kin-openapi: ValidationHandler.Load() Fail-Open Authentication Bypass via NoopAuthenticationFunc Default

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.144.0, ValidationHandler.Load in openapi3filter/validationhandler.go silently replaces a nil AuthenticationFunc with NoopAuthenticationFunc, which returns nil without checking credentials. This substitution causes every OpenAPI...

EUVD-2026-57598

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.144.0, ValidationHandler.Load in openapi3filter/validationhandler.go silently replaces a nil AuthenticationFunc with NoopAuthenticationFunc, which returns nil without checking credentials. This substitution causes every OpenAPI...

GHSA-JPCW-4WR7-C3VQ kin-openapi openapi3filter: unauthenticated nil-pointer panic when validating a request against a `content` parameter whose media type has no schema

| Field | Value | |---|---| | Ecosystem | Go | | Package | github.com/getkin/kin-openapi | | Affected versions | = 0.143.0 introduced in v0.2.0, PR 90, 2019-05-07; reproduced on HEAD 30e2923 | | Patched versions | 0.144.0 | --- Summary openapi3filter.ValidateRequest contains a...

kin-openapi openapi3filter: unauthenticated nil-pointer panic when validating a request against a `content` parameter whose media type has no schema

| Field | Value | |---|---| | Ecosystem | Go | | Package | github.com/getkin/kin-openapi | | Affected versions | = 0.143.0 introduced in v0.2.0, PR 90, 2019-05-07; reproduced on HEAD 30e2923 | | Patched versions | 0.144.0 | --- Summary openapi3filter.ValidateRequest contains a...

GHSA-R277-6W6Q-XMQW kin-openapi: ValidationHandler.Load() Fail-Open Authentication Bypass via NoopAuthenticationFunc Default

Summary ValidationHandler.Load in getkin/kin-openapi silently replaces a nil AuthenticationFunc with NoopAuthenticationFunc, which always returns nil without performing any credential check. Because this substitution happens unconditionally when the caller omits the field, every OpenAPI security...

SUSE CVE-2025-30153

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.131.0, when validating a request with a multipart/form-data schema, if the OpenAPI schema allows it, an attacker can upload a crafted ZIP file e.g., a ZIP bomb, causing the server to consume all available system memory. The root...

Denial Of Service (DoS)

github.com/getkin/kin-openapi is vulnerable to Denial Of Service DoS. The vulnerability is due to the ZipFileBodyDecoder being automatically registered by the module, contrary to the documentation, allowing attackers to upload malicious ZIP files and cause excessive memory usage...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification through the ZipFileBodyDecoder. An attacker can trigger an out-of-memory condition, leading to server crashes or degraded performance by uploading a specially crafted ZIP fi...

CVE-2025-30153

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.131.0, when validating a request with a multipart/form-data schema, if the OpenAPI schema allows it, an attacker can upload a crafted ZIP file e.g., a ZIP bomb, causing the server to consume all available system memory. The root...

CVE-2025-30153 Improper Handling of Highly Compressed Data (Data Amplification) in github.com/getkin/kin-openapi/openapi3filter

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.131.0, when validating a request with a multipart/form-data schema, if the OpenAPI schema allows it, an attacker can upload a crafted ZIP file e.g., a ZIP bomb, causing the server to consume all available system memory. The root...

CVE-2025-30153

CVE-2025-30153 affects kin-openapi (Go) prior to 0.131.0. The issue occurs when validating a request with a multipart/form-data schema: if the OpenAPI schema allows it, an attacker can upload a crafted ZIP file (e.g., a ZIP bomb) that causes the server to exhaust memory. The root cause is the Zip...

CVE-2025-30153 Improper Handling of Highly Compressed Data (Data Amplification) in github.com/getkin/kin-openapi/openapi3filter

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.131.0, when validating a request with a multipart/form-data schema, if the OpenAPI schema allows it, an attacker can upload a crafted ZIP file e.g., a ZIP bomb, causing the server to consume all available system memory. The root...

CVE-2025-30153 Improper Handling of Highly Compressed Data (Data Amplification) in github.com/getkin/kin-openapi/openapi3filter

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.131.0, when validating a request with a multipart/form-data schema, if the OpenAPI schema allows it, an attacker can upload a crafted ZIP file e.g., a ZIP bomb, causing the server to consume all available system memory. The root...

PT-2025-11700

Name of the Vulnerable Software and Affected Versions kin-openapi versions prior to 0.131.0 Description The issue arises when validating a request with a multipart/form-data schema. If the OpenAPI schema allows it, an attacker can upload a crafted ZIP file, such as a ZIP bomb, causing the server ...

kin-openapi 安全漏洞

kin-openapi is a getkin open source implementation of OpenAPI 3.0 for Go parsing, transforming, validating, etc.. A security vulnerability exists in kin-openapi versions prior to 0.131.0, which stems from a potential memory exhaustion when processing multipart/form-data requests...