Emissary v4.1.0 updates the Envoy dependency from 1.36.2 to 1.37.2. It also fixes stale cached entries when an empty-delta snapshot is received, addressing the Istio mTLS certificate-rotation failure described in #4744.
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AI-analyzed release notes for CNCF graduated and incubating projects.
Project: Emissary-IngressClear ×
A release with operator-facing compatibility changes, including feature removals, aligned chart and application versions, GHCR-only chart distribution, and a changed CRD conversion-webhook default. It also updates dependencies and the Python interpreter to resolve CVEs, with additional defect fixes and new service and architecture capabilities.
Action needed (1)
securityDependency and Python interpreter updates for CVE fixes
Many dependencies and the Python interpreter were updated to resolve CVEs.
Check if affected (6)
breakingCustom error responses and header-case mangling, removed
Applies if you use Ambassador Edge Stack's custom error responses or header-case mangling features.
Ambassador Edge Stack's custom error responses and header-case mangling features are unavailable in Emissary.
breakingHelm chart and Emissary version alignment
Applies if you use the Helm chart.
The Helm chart and Emissary now use aligned version numbers, such as chart 4.0.1 for Emissary 4.0.1.
breakingGHCR-only Helm chart distribution
Applies if you use Emissary's Helm charts.
Emissary's Helm charts are available only from the GitHub Container Registry (GHCR).
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