Red HatCVE-2026-73834
Red Hat must-gather: information disclosure
Medium5.5CVE-2026-73834 · Published Aug 18, 2026 · updated Sep 5, 2026
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 versions
The source does not list versions here. See the source advisory for affected products and fixes.
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-312
- www.cve.org/CVERecord?id=CVE-2026-73834
- nvd.nist.gov/vuln/detail/CVE-2026-73834
- access.redhat.com/errata/RHSA-2026:60386
- access.redhat.com/errata/RHSA-2026:60387
- access.redhat.com/errata/RHSA-2026:60388
- access.redhat.com/errata/RHSA-2026:60389
- access.redhat.com/errata/RHSA-2026:60390
- access.redhat.com/errata/RHSA-2026:60391
- access.redhat.com/security/cve/CVE-2026-73834
- bugzilla.redhat.com/show_bug.cgi?id=2517904
More Red Hat advisories
All Red Hat| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 18 | A flaw was found in the legacy client-initiated account-linking endpoint of... | High7.3 | No fix yet |
| Aug 18 | Red Hat Advanced Cluster Management for Kubernetes 2: secrets in logs | Medium6.5 | No fix yet |
| Aug 18 | Red Hat Multicluster Engine for Kubernetes: information disclosure | High8.7 | No fix yet |
| Aug 18 | Red Hat Advanced Cluster Management for Kubernetes 2: information disclosure | Medium5.4 | No fix yet |
| Aug 18 | Red Hat Advanced Cluster Management: improper privilege management | Medium5.8 | No fix yet |
| Aug 18 | Red Hat Advanced Cluster Management for Kubernetes 2: code execution | Medium4.4 | No fix yet |