CVE-2019-9580

CVE-2019-9580 - StackStorm explotando CORS null origin para obtener RCE Antes de las versiones 2.10.3/2.9.3, si el origin de la solicitud era desconocido, devolvíamos null. null puede resultar en una solicitud exitosa desde un origin desconocido en algunos clientes. Permitiendo la posibilidad de...

CORStest

CORStest A simple CORS misconfiguration scanner Based on the research ofJames Kettle CORStest is a quick & dirty Python 3 tool to find Cross-Origin Resource Sharing CORS misconfigurations. It takes a text file as input which may contain a list of domain names or URLs. Currently, the following...

io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

CVE-2026-56746

A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the CorsHandler component by sending a specially crafted request with a null origin header. This bypasses the intended access restrictions, allowing unauthorized requests to reach the...

CVE-2026-27978

Next.js is a React framework for building full-stack web applications. Starting in version 16.0.1 and prior to version 16.1.7, origin: null was treated as a "missing" origin during Server Action CSRF validation. As a result, requests from opaque contexts such as sandboxed iframes could bypass...

Next.js: null origin can bypass Server Actions CSRF checks

Summary origin: null was treated as a "missing" origin during Server Action CSRF validation. As a result, requests from opaque contexts such as sandboxed iframes could bypass origin verification instead of being validated as cross-origin requests. Impact An attacker could induce a victim browser ...

EUVD-2026-12684

Next.js: null origin can bypass Server Actions CSRF checks...

EUVD-2026-12683

Next.js: null origin can bypass dev HMR websocket CSRF checks...

EUVD-2021-1978

Malware in sbrugna...

EUVD-2024-0069

Malicious code in bioql PyPI...

CVE-2024-47165

Gradio is an open-source Python package designed for quick prototyping. This vulnerability relates to CORS origin validation accepting a null origin. When a Gradio server is deployed locally, the localhostaliases variable includes "null" as a valid origin. This allows attackers to make unauthoriz...

CVE-2021-39185

Http4s is a minimal, idiomatic Scala interface for HTTP services. In http4s versions 0.21.26 and prior, 0.22.0 through 0.22.2, 0.23.0, 0.23.1, and 1.0.0-M1 through 1.0.0-M24, the default CORS configuration is vulnerable to an origin reflection attack. The middleware is also susceptible to a Null...

Origin Validation Error

gradio is vulnerable to Origin Validation Error. The vulnerability is due the localhostaliases variable including "null" as a valid origin, when the server is deployed locally. An attacker can make unauthorized requests from sandboxed iframes or other sources with a null origin, potentially leadi...

SUSE CVE-2024-47165

Gradio is an open-source Python package designed for quick prototyping. This vulnerability relates to CORS origin validation accepting a null origin. When a Gradio server is deployed locally, the localhostaliases variable includes "null" as a valid origin. This allows attackers to make unauthoriz...