# Cilium v1.20.3

> Networking & Messaging · 2026-10-15

A maintenance release focused on correctness, compatibility, and dependency updates. It includes networking and Gateway API fixes without a major operator-facing migration.

## Check if affected
- **[breaking]** Validation for `CiliumLocalRedirectPolicy` with `redirectBackend.toPorts`
  - Applies if you configure `CiliumLocalRedirectPolicy` with `redirectBackend.toPorts`.
  - The Cilium agent now rejects a `CiliumLocalRedirectPolicy` that configures `redirectBackend.toPorts`.

## Other recorded changes
- 56 (defect_corrected 28, value_changed 25, constraint_changed 2, added 1)

[Full analysis](https://ratatosk.io/en/releases/cilium/v1.20.3)

[Original release notes](https://github.com/cilium/cilium/releases/tag/v1.20.3)