High severity8.5NVD Advisory· Published Jul 14, 2026· Updated Jul 15, 2026
CVE-2026-15738
CVE-2026-15738
Description
Incorrect behavior order in the Gateway API listener-rule generation in Amazon AWS Load Balancer Controller before 3.4.2 might allow an authenticated remote user to intercept, spoof, or deny another namespace's gRPC traffic on a shared Gateway via a crafted HTTPRoute resource.
To mitigate this issue, users should upgrade to version 3.4.2.
Affected products
2- Range: <3.4.2
- Range: <3.4.2
Patches
Vulnerability mechanics
References
2News mentions
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