CVE-2026-41520
HIGH SEVERITYCVSS Score & Metrics
Base Score
7.9 / 10
Vector String
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Vulnerability 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.
Vulnerability Details
Published Date
Last Modified
CWE ID
CWE-200
Source
GitHub
Vendor
go
Product
github.com/cilium/cilium
External References
- https://github.com/cilium/cilium/security/advisories/GHSA-gj49-89wh-h4gj
- https://github.com/cilium/cilium/releases/tag/v1.17.15
- https://github.com/cilium/cilium/releases/tag/v1.18.9
- https://github.com/cilium/cilium/releases/tag/v1.19.3
- http://docs.cilium.io/en/stable/security/network/encryption-wireguard
- https://github.com/advisories/GHSA-gj49-89wh-h4gj
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