CVE-2026-41520
7.9
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| cilium | cilium | < 1.17.15 | affected |
| cilium | cilium | >= 1.18.0, < 1.18.9 | affected |
| cilium | cilium | >= 1.19.0, < 1.19.3 | affected |
Weaknesses
- CWE-200: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
- CWE-312: CWE-312: Cleartext Storage of Sensitive Information
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
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
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