{"id":"GO-2026-4522","summary":"Cilium may not enforce host firewall policies when Native Routing, WireGuard and Node Encryption are enabled in github.com/cilium/cilium","details":"Cilium may not enforce host firewall policies when Native Routing, WireGuard and Node Encryption are enabled in github.com/cilium/cilium","aliases":["BIT-cilium-2026-26963","BIT-cilium-operator-2026-26963","BIT-hubble-relay-2026-26963","CVE-2026-26963","GHSA-5r23-prx4-mqg3"],"modified":"2026-03-17T05:08:38.054980Z","published":"2026-02-23T18:23:12Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-4522","review_status":"UNREVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/cilium/cilium/security/advisories/GHSA-5r23-prx4-mqg3"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26963"},{"type":"FIX","url":"https://github.com/cilium/cilium/commit/88e28e1e62c0b1a02c3f0fc22d888ac9eefbe885"},{"type":"FIX","url":"https://github.com/cilium/cilium/pull/42892"},{"type":"WEB","url":"https://github.com/cilium/cilium/releases/tag/v1.18.6"}],"affected":[{"package":{"name":"github.com/cilium/cilium","ecosystem":"Go","purl":"pkg:golang/github.com/cilium/cilium"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.18.0"},{"fixed":"1.18.6"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4522.json"}}],"schema_version":"1.7.5"}