Information disclosure in Tigera Calico

CVE-2026-41184

In Calico, the install-cni init container logs the rendered CNI configuration to standard output. When the configuration template uses the __SERVICEACCOUNT_TOKEN__ placeholder (Canal/Flannel-Calico deployments), the installer substitutes t…

EPSS: 0.001 (23.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-41184?
CVE-2026-41184 is a medium-severity vulnerability in Tigera Calico, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.5/10. Published 2026-05-28.
How severe is CVE-2026-41184?
Medium severity. CVSS v3 base score is 6.5 out of 10.