What’s Vulnerable › Vulnerabilities

CVE-2024-25630: Cilium has unencrypted ingress/health traffic when using Wireguard transparent encryption

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-20 · updated 2026-06-17
• Weakness: CWE-311

Description

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who are using CRDs to store Cilium state (the default configuration) and Wireguard transparent encryption, traffic to/from the Ingress and health endpoints is not encrypted. This issue affects Cilium v1.14 before v1.14.7 and has been patched in Cilium v1.14.7. There is no workaround to this issue.

Affected products

• cilium: from 1.14.0 before 1.14.7 — fixed in 1.14.7

How to fix

Upgrade to a fixed version: cilium 1.14.7. Check the vendor advisory for mitigations.

References

• https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wg
• https://github.com/cilium/cilium/releases/tag/v1.14.7
• https://github.com/cilium/cilium/security/advisories/GHSA-7496-fgv9-xw82
• https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wg
• https://github.com/cilium/cilium/releases/tag/v1.14.7
• https://github.com/cilium/cilium/security/advisories/GHSA-7496-fgv9-xw82

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