CVE-2026-41520

Published May 8th, 2026

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CVSS v3

7.9

HIGH

CVSS v2

N/A

Affected

PROJECT

Description

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.

cilium/cilium

eBPF-based Networking, Security, and Observability

GitHub

24.6K