Feed/CVE-2026-56742
CVE-2026-56742MEDIUMCVSS 5.9

CVE-2026-56742

Published Jul 15, 2026·Updated Jul 17, 2026

NVD Description

Cilium is a networking, observability, and security solution. Prior to 1.17.17, 1.18.11, and 1.19.5, Cilium clusters using Gateway API allow users with permissions to create or update namespaced HTTPRoutes to mirror HTTP traffic to any Service in any namespace, bypassing the ReferenceGrant authorization mechanism. Gateway API functionality is disabled by default. This issue is fixed in versions 1.17.17, 1.18.11, and 1.19.5.

CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

References

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