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CVE-2026-73137

Multicloud-operators-subscription: multicloud-operators-subscription: cross-namespace secret exfiltration via helmrelease.repo.secretref.namespace

Published
Last modified
published
Not listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

A flaw was found in the multicloud-operators-subscription component of Red Hat Advanced Cluster Management (RHACM). A tenant with HelmRelease create permissions can exploit this vulnerability by manipulating the `secretRef.Namespace` field. This allows the `GetSecret()` function in the HelmRelease controller to fetch sensitive credentials from any namespace, which are then sent to an attacker-controlled Helm repository. This can lead to the exfiltration of credentials from arbitrary namespace Secrets, resulting in information disclosure.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • rhacm2/multicluster-operators-subscription-rhel9

    Version range not reported

  • rhacm2/multicluster-operators-subscription-rhel9

    Version range not reported

  • rhacm2/multicluster-operators-subscription-rhel9

    Version range not reported

  • rhacm2/multicluster-operators-subscription-rhel9

    Version range not reported

  • rhacm2/multicluster-operators-subscription-rhel9

    Version range not reported

  • rhacm2/multicluster-operators-subscription-rhel9

    Version range not reported

References 8

access.redhat.com

bugzilla.redhat.com