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CVE-2026-26963

MEDIUM CVSS: 6.1 Published: 2026-02-20 Modified: 2026-06-17

Description

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.18.0 through 1.18.5 will incorrectly permit traffic from Pods on other nodes when Native Routing, WireGuard and Node Encryption are enabled. This issue has been fixed in version 1.18.6.

Affected Platforms

Cilium Cilium

Weakness Type

CWE-863

References