CVE-2026-41520

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...

BIT-HUBBLE-RELAY-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 contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been...

BIT-CILIUM-OPERATOR-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 contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been...

BIT-CILIUM-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 contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been...

PT-2026-40274

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...

PT-2026-40275

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...

PT-2026-40276

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...

CVE-2026-41520

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...

CVE-2026-41520

CVE-2026-41520 affects Cilium’s bugtool output. Prior to versions 1.17.15, 1.18.9, and 1.19.3, running cilium-bugtool against deployments with WireGuard encryption can reveal sensitive data in the bug archive. The issue is addressed in the patched releases: 1.17.15, 1.18.9, and 1.19.3. The CVSS-d...

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 contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been...

CVE-2026-41520

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...

EUVD-2026-28845

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...

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 contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been...

Cilium 信息泄露漏洞

Cilium is an open-source software developed by Cilium contributors. It is used to provide and transparently protect network connections and load balancing between application workloads, such as application containers or processes. Versions of Cilium prior to 1.17.15, 1.18.9, and 1.19.3 have a...

Cillium exposes sensitive information included in the cilium-bugtool debug archive

Impact The output of cilium-bugtool can contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. Users of WireGuard Transparent Encryption are affected. The sensitive data is the WireGuard private key ciliumwg0.key used for node-to-node encrypted...

Cleartext Storage of Sensitive Information

Overview Affected versions of this package are vulnerable to Cleartext Storage of Sensitive Information in the form of all state directory files, including the WireGuard private key file, being included in archives by default. The runTool function does not remove this file before archiving. Using...

GHSA-GJ49-89WH-H4GJ Cillium exposes sensitive information included in the cilium-bugtool debug archive

Impact The output of cilium-bugtool can contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. Users of WireGuard Transparent Encryption are affected. The sensitive data is the WireGuard private key ciliumwg0.key used for node-to-node encrypted...

PT-2026-35502

Name of the Vulnerable Software and Affected Versions Cilium versions prior to 1.17.15 Cilium versions 1.18.0 through 1.18.8 Cilium versions 1.19.0 through 1.19.2 Description When run against deployments with WireGuard encryption enabled, the output of the cilium-bugtool debugging tool can contai...

CVE-2024-37307

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.13.0 and prior to versions 1.13.7, 1.14.12, and 1.15.6, the output of cilium-bugtool can contain sensitive data when the tool is run with the --envoy-dump flag set against Cilium...

BIT-HUBBLE-UI-2024-37307

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.13.0 and prior to versions 1.13.7, 1.14.12, and 1.15.6, the output of cilium-bugtool can contain sensitive data when the tool is run with the --envoy-dump flag set against Cilium...