ecs-service-connect-agent: Envoy is a high-performance edge/middle/service proxy
CVE-2026-26310 is fixed in ecs-service-connect-agent on 1 platform by ALAS2023-2026-1532 (version v1.34.13.0-1.amzn2023), released March 30, 2026. It is not reported as exploited. Patch Radar priority: High.
Envoy is a high-performance edge/middle/service proxy. Prior to 1.37.1, 1.36.5, 1.35.8, and 1.34.13, calling Utility::getAddressWithPort with a scoped IPv6 addresses causes a crash. This utility is called in the data plane from the original_src filter and the dns filter. This vulnerability is fixed in 1.37.1, 1.36.5, 1.35.8, and 1.34.13.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| ecs-service-connect-agent · amzn 2023 | v1.34.13.0-1.amzn2023 | ALAS2023-2026-1532 | Mar 30, 2026 |
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