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BIT-CILIUM-OPERATOR-2026-56742 Cilium: Namespaced HTTPRoutes can redirect traffic to other namespaces

🗓️ 19 Jul 2026 23:37:51Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Cilium allowed namespaced HTTPRoutes to mirror traffic across namespaces bypassing ReferenceGrant; fixed in 1.17.17, 1.18.11, and 1.19.5.

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20 Jul 2026 08:41Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.15.9 - 8.9
EPSS0.00171
SSVC
3