VULNERABILITY INTELLIGENCE

CVE-2025-32793

CVSS score4 MEDIUM
EPSS probability0.14%
CISA KEVNot currently listed
Published2025-04-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N

Description

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.15.0 to 1.15.15, 1.16.0 to 1.16.8, and 1.17.0 to 1.17.2, are vulnerable when using Wireguard transparent encryption in a Cilium cluster, packets that originate from a terminating endpoint can leave the source node without encryption due to a race condition in how traffic is processed by Cilium. This issue has been patched in versions 1.15.16, 1.16.9, and 1.17.3. There are no workarounds available for this issue.

Weakness classification

  • security-advisories@github.com: CWE-319
  • nvd@nist.gov: CWE-362

Primary references