What is CVE-2024-25631?

CVE-2024-25631 is a medium-severity vulnerability in Cilium, classified under Missing Encryption of Sensitive Data. CVSS score: 6.1/10. Published 2024-02-20.

How severe is CVE-2024-25631?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Vulnerability in Cilium

CVE-2024-25631

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.

Published 2024-02-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (8.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Cilium — versions < 1.14.7

Weakness classification (CWE)

References

github.com/cilium/cilium/security/advisories/GHSA-x989-52fc-4vr4 (Vendor Advisory)
docs.cilium.io/en/stable/installation/k8s-install-external-etcd/ (Product)
docs.cilium.io/en/stable/security/network/encryption-wireguard/ (Product)
github.com/cilium/cilium/releases/tag/v1.14.7 (Release Notes)

Frequently asked questions

What is CVE-2024-25631?: CVE-2024-25631 is a medium-severity vulnerability in Cilium, classified under Missing Encryption of Sensitive Data. CVSS score: 6.1/10. Published 2024-02-20.
How severe is CVE-2024-25631?: Medium severity. CVSS v3 base score is 6.1 out of 10.