CVE-2026-73834

Summary

A flaw was found in the must-gather component of Red Hat Advanced Cluster Management for Kubernetes. Certain ACM wrapper Custom Resources that embed Secret data are collected without redaction. When an administrator runs must-gather, credentials and tokens are captured in cleartext in the resulting archive, potentially exposing sensitive information to anyone with access to the archive.

Affected Software

VendorProductVersion RangeStatus
Red HatRed Hat Advanced Cluster Management for Kubernetes 2.111787263322 < *unaffected
Red HatRed Hat Advanced Cluster Management for Kubernetes 2.131787260453 < *unaffected
Red HatRed Hat Advanced Cluster Management for Kubernetes 2.141787189811 < *unaffected
Red HatRed Hat Advanced Cluster Management for Kubernetes 2.151787238730 < *unaffected
Red HatRed Hat Advanced Cluster Management for Kubernetes 2.161787234748 < *unaffected
Red HatRed Hat Advanced Cluster Management for Kubernetes 2.171787228698 < *unaffected

Weaknesses

  • CWE-312: Cleartext Storage of Sensitive Information

Workarounds

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.

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References