CVE-2026-41520 — Cillium exposes sensitive information included in the cilium-bugtool debug archive
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Prior to versions 1.17.15, 1.18.9, and 1.19.3, the output of cilium-bugtool can contai…
Published: 2026-05-08 · CVSS: 7.9 · CVSS 3.1
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Prior to versions 1.17.15, 1.18.9, and 1.19.3, the output of cilium-bugtool can contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been patched in versions 1.17.15, 1.18.9, and 1.19.3.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7