Istio 1.30 Deep Dive — Agentgateway, Ambient Multicluster, TrafficExtension API, and 4 CVE Patches (JWKS RSA Leak, XDS Debug Auth)

On May 18, 2026, the Istio community shipped **Istio 1.30.0** alongside backports 1.29.3 and 1.28.7. On the surface it's a regular quarterly release,

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