GO-2026-5273 MCP Registry's GitHub OIDC tokens are replayable across registry deployments due to shared audience in github.com/modelcontextprotocol/registry

MCP Registry's GitHub OIDC tokens are replayable across registry deployments due to shared audience in github.com/modelcontextprotocol/registry...

GHSA-G759-4PXW-6692 @hulumi/policies bypasses IAM-role policy checks when the role trusts multiple OIDC providers

Affected: @hulumi/policies 1.4.0 — Fixed in: 1.4.0 — Severity: High — CWE-697 Incorrect Comparison Summary AWS IAM trust policies can list more than one federated identity provider — for example, a role that accepts BOTH GitHub Actions OIDC and Google's OIDC. The GOIDC1 and GOIDC2 policy rules ar...

PT-2026-48474

Name of the Vulnerable Software and Affected Versions @hulumi/policies versions prior to 1.4.0 Description IAM-role policy checks can be bypassed when a role trusts multiple OIDC OpenID Connect providers. The issue occurs when the Principal.Federated field contains a JSON array of multiple...

GHSA-Q2F7-M237-V562 @hulumi/policies: GitHub OIDC trust policy bypass via AWS set-qualified condition operators

Impact: @hulumi/policies versions before 1.3.2 only checked exact AWS IAM StringLike/StringEquals condition operator keys in GOIDC1. Set-qualified operators such as ForAnyValue:StringLike could hide wildcard GitHub Actions OIDC sub conditions from the mandatory guardrail. Patched in 1.3.2: the AW...

@hulumi/policies: GitHub OIDC trust policy bypass via AWS set-qualified condition operators

Impact: @hulumi/policies versions before 1.3.2 only checked exact AWS IAM StringLike/StringEquals condition operator keys in GOIDC1. Set-qualified operators such as ForAnyValue:StringLike could hide wildcard GitHub Actions OIDC sub conditions from the mandatory guardrail. Patched in 1.3.2: the AW...

CVE-2026-44428

The CVE-2026-44428 issue affects the MCP Registry’s GitHub OIDC token flow: before 1.7.6, both client and server validate a shared audience string (audience=mcp-registry) across registry deployments, enabling a token obtained for one registry to be replayed against another. This breaks deployment...

CVE-2026-44428 MCP Registry: GitHub OIDC tokens replayable across registry deployments due to shared audience

The MCP Registry provides MCP clients with a list of MCP servers, like an app store for MCP servers. Prior to 1.7.6, the client-side and server-side GitHub OIDC flow is bound only to a global audience string, not to the specific registry instance being targeted. On the client side, the publisher...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code that conceals a credential stealer worm. A malicious actor managed to extract a GitHub Actions OIDC token from the runner process and publish tampered versions of 42 @tanstack/ packages to npm, which then spread ...