CVE-2026-41520

MediumCVSS 4.4/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 4.4/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
May 8, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-41520: Medium severity, CVSS 4.4 | Vulnix