CVE-2026-7374CRITICAL 9.9EPSS p41.3%

CVE-2026-7374CVE-2026-7374

Description

A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster.

Scoring

CVSS 3.19.9 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS0.54% probability of exploitation · percentile 41.3% · 2026-06-19T12:03:05Z
Published2026-05-26
Last modified2026-05-26

Underlying weaknesses· 1

CWE-59

References

  1. https://access.redhat.com/security/cve/CVE-2026-7374
  2. https://bugzilla.redhat.com/show_bug.cgi?id=2463728

1

TypeTargetConfidenceTier
WeaknessImproper Link Resolution Before File Access ('Link Following')cwe-590%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.