CVE-2026-122309
Kyverno before 1.19.2 contains a denial of service vulnerability that allows namespace-scoped policy authors to exhaust CPU and memory by submitting CEL expressions evaluated without runtime cost limits. Attackers can create a NamespacedValidatingPolicy or NamespacedDeletingPolicy with nested map comprehensions over large ConfigMap fields to OOM-kill Kyverno pods and block cluster-wide admission.
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The sources do not list affected products or versions for this vulnerability yet.
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Published
First publication at the source
Collected
First seen by Baba Yaga Security
Last modified
Latest change at the source