Cilium: Namespaced HTTPRoutes can redirect traffic to other namespaces

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-56742 · Microsoft / collected KEV context

EUVD-2026-44773

GHSA-w7c2-w76w-5hmj

BIT-cilium-2026-56742

BIT-cilium-operator-2026-56742

BIT-hubble-relay-2026-56742

GO-2026-6596

cve-program · CVE-2026-56742

• https://github.com/cilium/cilium/security/advisories/GHSA-w7c2-w76w-5hmj
• https://github.com/cilium/cilium/commit/7422068aff67ac77c7dcc57aa5b9240c91333deb
• https://github.com/cilium/cilium/commit/e0b1cef513ff910323f3743e9f3e3d86721e4857
• https://github.com/cilium/cilium/commit/f23929cff682d6ed0dc158070812cb302fc0032b
• https://github.com/cilium/cilium/commit/fd47963ea394d5e8fa4a88c40a79063430c512ca
• https://github.com/cilium/cilium/releases/tag/v1.17.17
• https://github.com/cilium/cilium/releases/tag/v1.18.11
• https://github.com/cilium/cilium/releases/tag/v1.19.5

euvd · EUVD-2026-44773

• https://github.com/cilium/cilium/security/advisories/GHSA-w7c2-w76w-5hmj
• https://github.com/cilium/cilium/commit/7422068aff67ac77c7dcc57aa5b9240c91333deb
• https://github.com/cilium/cilium/commit/e0b1cef513ff910323f3743e9f3e3d86721e4857
• https://github.com/cilium/cilium/commit/f23929cff682d6ed0dc158070812cb302fc0032b
• https://github.com/cilium/cilium/commit/fd47963ea394d5e8fa4a88c40a79063430c512ca
• https://github.com/cilium/cilium/releases/tag/v1.17.17
• https://github.com/cilium/cilium/releases/tag/v1.18.11
• https://github.com/cilium/cilium/releases/tag/v1.19.5

nvd · CVE-2026-56742

• https://github.com/cilium/cilium/commit/7422068aff67ac77c7dcc57aa5b9240c91333deb
• https://github.com/cilium/cilium/commit/e0b1cef513ff910323f3743e9f3e3d86721e4857
• https://github.com/cilium/cilium/commit/f23929cff682d6ed0dc158070812cb302fc0032b
• https://github.com/cilium/cilium/commit/fd47963ea394d5e8fa4a88c40a79063430c512ca
• https://github.com/cilium/cilium/releases/tag/v1.17.17
• https://github.com/cilium/cilium/releases/tag/v1.18.11
• https://github.com/cilium/cilium/releases/tag/v1.19.5
• https://github.com/cilium/cilium/security/advisories/GHSA-w7c2-w76w-5hmj

osv · GHSA-w7c2-w76w-5hmj

• https://github.com/cilium/cilium/security/advisories/GHSA-w7c2-w76w-5hmj
• https://nvd.nist.gov/vuln/detail/CVE-2026-56742
• https://github.com/cilium/cilium/commit/7422068aff67ac77c7dcc57aa5b9240c91333deb
• https://github.com/cilium/cilium/commit/e0b1cef513ff910323f3743e9f3e3d86721e4857
• https://github.com/cilium/cilium/commit/f23929cff682d6ed0dc158070812cb302fc0032b
• https://github.com/cilium/cilium/commit/fd47963ea394d5e8fa4a88c40a79063430c512ca
• https://github.com/cilium/cilium
• https://github.com/cilium/cilium/releases/tag/v1.17.17
• https://github.com/cilium/cilium/releases/tag/v1.18.11
• https://github.com/cilium/cilium/releases/tag/v1.19.5

osv · GO-2026-6596

• https://github.com/cilium/cilium/security/advisories/GHSA-w7c2-w76w-5hmj
• https://github.com/cilium/cilium/commit/7422068aff67ac77c7dcc57aa5b9240c91333deb
• https://github.com/cilium/cilium/commit/e0b1cef513ff910323f3743e9f3e3d86721e4857
• https://github.com/cilium/cilium/commit/f23929cff682d6ed0dc158070812cb302fc0032b
• https://github.com/cilium/cilium/commit/fd47963ea394d5e8fa4a88c40a79063430c512ca
• https://github.com/cilium/cilium/releases/tag/v1.17.17
• https://github.com/cilium/cilium/releases/tag/v1.18.11
• https://github.com/cilium/cilium/releases/tag/v1.19.5

No related operational record is retained in the current change model.