Portkey Gateway server request forgery vulnerability

Portkey Gateway version 1.14.0 to 1.15.2 has a server-side request forgeing vulnerability. This vulnerability arises from the isValidCustomHost function, which trusts the localhost-style host when TRUSTEDCUSTOMHOSTS is not set. Additionally, the x-portkey-custom-host header is not validated. As a...

CVE-2025-66405

Portkey.ai Gateway is a blazing fast AI Gateway with integrated guardrails. Prior to 1.14.0, the gateway determined the destination baseURL by prioritizing the value in the x-portkey-custom-host request header. The proxy route then appends the client-specified path to perform an external fetch...

EUVD-2025-200120

Portkey.ai Gateway: Server-Side Request Forgery SSRF in Custom Host...

GHSA-HHH5-2CVX-VMFP Portkey.ai Gateway: Server-Side Request Forgery (SSRF) in Custom Host

Summary The gateway determines the destination baseURL by prioritizing the value in the x-portkey-custom-host request header. The proxy route then appends the client-specified path to perform an external fetch. This can be maliciously used by users for SSRF CWE-918 attack Impact This vulnerabilit...

CVE-2025-66405

Portkey.ai Gateway is a blazing fast AI Gateway with integrated guardrails. Prior to 1.14.0, the gateway determined the destination baseURL by prioritizing the value in the x-portkey-custom-host request header. The proxy route then appends the client-specified path to perform an external fetch...

Server-side Request Forgery (SSRF)

Overview @portkey-ai/gateway is an A fast AI gateway by Portkey Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the x-portkey-custom-host request header, which allows user-supplied values to determine the destination baseURL in the proxy route. An attacker...

CVE-2025-66405 Portkey.ai Gateway: Server-Side Request Forgery (SSRF) in Custom Host

Portkey.ai Gateway is a blazing fast AI Gateway with integrated guardrails. Prior to 1.14.0, the gateway determined the destination baseURL by prioritizing the value in the x-portkey-custom-host request header. The proxy route then appends the client-specified path to perform an external fetch...

PT-2025-48576

Name of the Vulnerable Software and Affected Versions Portkey.ai Gateway versions prior to 1.14.0 Description The Portkey.ai Gateway, a fast AI Gateway with integrated guardrails, is susceptible to Server-Side Request Forgery SSRF attacks in versions before 1.14.0. The gateway determines the...