Description

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.18.0 through 1.18.5 will incorrectly permit traffic from Pods on other nodes when Native Routing, WireGuard and Node Encryption are enabled. This issue has been fixed in version 1.18.6.

INFO

Published Date :

2026-02-19T23:38:36.110Z

Last Modified :

2026-02-20T15:36:37.658Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2026-26963 vulnerability.

Vendors Products
Cilium
  • Cilium
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-26963.

URL Resource
https://github.com/cilium/cilium/commit/88e28e1e62c0b1a02c3f0fc22d888ac9eefbe885 cve-icon cve-icon cve-icon
https://github.com/cilium/cilium/pull/42892 cve-icon cve-icon cve-icon
https://github.com/cilium/cilium/releases/tag/v1.18.6 cve-icon cve-icon cve-icon
https://github.com/cilium/cilium/security/advisories/GHSA-5r23-prx4-mqg3 cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-26963 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-26963 cve-icon
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CVSS Vulnerability Scoring System

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