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# Gateway 5.5.1

Itential Gateway 5.5.1 is a maintenance release containing an enhancement, a bug fix, and a security fix.

#### Enhancements (1)

| Issue                                             | Description                                                                                                                                                    |
| ------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **gRPC message size configurability** (ENG-25953) | Added support for configuring the gRPC message size, with a higher default value. Gateway can now process larger requests without hitting message size limits. |

#### Bug fixes (1)

| Issue                                                                                | Description                                                                                                                                                          |
| ------------------------------------------------------------------------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **External secrets not resolved for PyPI and Ansible Galaxy registries** (ENG-25952) | Fixed an issue where external secrets failed to resolve when assigned to PyPI and Ansible Galaxy registry credentials. Gateway now resolves these secrets correctly. |

#### Security fixes (1)

| Issue                                                                     | Description                                                                                                                                                                                                                        |
| ------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Resolved security vulnerabilities in Gateway dependencies** (ENG-24130) | Resolved 25 security vulnerabilities identified in Gateway's dependencies, including a critical authorization issue in the gRPC library (CVE-2026-33186). Updated affected `iagctl` and OpenTofu dependencies to patched versions. |