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Advisory severityCritical9.1Vendor: HighRed Hat Linux

Critical [CVE-2026-10059] namespace admin can escalate to cluster-wide curator authority via ClusterCurator ServiceAccount token

This critical-severity Red Hat Linux advisory covers CVE-2026-10059; related products: Multicluster Engine for Kubernetes.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-10059 Source published Source updated

VulniPulse record published Record updated

CVE-2026-10059
Related products & platforms
Red Hat LinuxUnclassified
Open source advisory

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Summary

namespace admin can escalate to cluster-wide curator authority via ClusterCurator ServiceAccount token. Red Hat rates this important (CVSS 9.1).

Weakness: CWE-266. Red Hat lists fixing advisory RHSA-2026:59557 with package multicluster-engine/cluster-curator-controller-rhel9:1787238383, multicluster-engine/cluster-curator-controller-rhel9:1787264185, multicluster-engine/cluster-curator-controller-rhel9:1787259011, multicluster-engine/cluster-curator-controller-rhel9:1787201612.

Affected product named by the advisory: Multicluster Engine for Kubernetes.

Affected versions

No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions
  • multicluster-engine/cluster-curator-controller-rhel9:1787238383
  • multicluster-engine/cluster-curator-controller-rhel9:1787264185
  • multicluster-engine/cluster-curator-controller-rhel9:1787259011
  • multicluster-engine/cluster-curator-controller-rhel9:1787201612
  • multicluster-engine/cluster-curator-controller-rhel9:1787201646
  • RHSA-2026:59557

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Discussion(0)

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