Vulnerability intelligence
CVE-2026-44939
A command injection vulnerability in the Rancher Manager cluster before 2.14.2 import endpoint /v3/import/{token}_{clusterId}.yaml through unsanitized YAML parameters could allow remote attackers to break out of an image, and execute e.g. malicious containers.
CVSS Score
—
Critical
EPSS — Exploit Probability
1.3%
Riskier than 67% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
1 article across 1 outlet · first covered Jun 2, 2026 · latest Jun 2, 2026
Coverage timeline
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Rancher CVE-2026-44939 lets attackers hijack Kubernetes clusterssecurityonline.info · Jun 2, 2026