Mmastodon TechnologyCybersecurity first seen 1 d ago, last 1 d ago, peak #3

High-severity denial of service flaw found in Kyverno

Original: 🚨 EUVD-2026-117217 📊 Score: 8.3/10 (CVSS v3.1) 📦 Product: kyverno 🏢 Vendor: kyverno 📅 Updated: 2026-11-05 📝 Kyverno befo

A vulnerability tracked as EUVD-2026-117217, with a CVSS score of 8.3, affects Kyverno versions before 1.19.2. The flaw lets namespaced policy authors exhaust admission controller CPU by submitting pathological inputs, causing a denial of service in Kubernetes clusters using the policy engine. Administrators are being urged to update, as any cluster allowing tenant-defined policies could have its admission control degraded or halted.

Why now: A newly published high-severity vulnerability directly affects Kubernetes clusters using the widely deployed Kyverno policy engine.

KyvernoKubernetesEUVD

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Evidence

• 🚨 EUVD-2026-117217 📊 Score: 8.3/10 (CVSS v3.1) 📦 Product: kyverno 🏢 Vendor: kyverno 📅 Updated: 2026-11-05 📝 Kyverno before 1.19.2 contains a denial of service vulnerability that allows namespaced policy authors to exhaust admission controller CPU by submitting pathological… · EUVD_Bot

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