Solo distribution of Istio changelog

1.27.0-patch0

Solo build of Istio version 1.27.0-patch0 patch release.

This release note describes the changes of Solo builds between Istio versions 1.27.0 and 1.27.0-patch0.

General

This version was built against upstream Istio commit 43a803a4813f49224e199e412f0a5efbe2ea92db. Comparison

Bumped Envoy dependency to 9fadb0ac6f6637742f8c85b9ede005d43fcd1b0c to pickup additional bugfixes. Comparison

Solo Flavor Changes

Fixed an issue where ambient workloads attempted to send HBONE to plaintext workloads on other clusters when using flat-network multicluster configurations.

Last updated on August 25, 2025