Incorrect Authorization Affecting cilium-fips-1.18-compat package, versions <1.18.5-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-CILIUMFIPS118COMPAT-15324548
  • published21 Feb 2026
  • disclosed20 Feb 2026

Introduced: 20 Feb 2026

CVE-2026-26963  (opens in a new tab)
CWE-863  (opens in a new tab)

How to fix?

Upgrade Minimos:latest cilium-fips-1.18-compat to version 1.18.5-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cilium-fips-1.18-compat package and not the cilium-fips-1.18-compat package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1