Vulnerability Description
Vulnerable cross-model authorization in juju. If a charm's cross-model permissions are revoked or expire, a malicious user who is able to update database records can mint an invalid macaroon that is incorrectly validated by the juju controller, enabling a charm to maintain otherwise revoked or expired permissions. This allows a charm to continue relating to another charm in a cross-model relation, and use their workload without their permission. No fix is available as of the time of writing.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-1237?
CVE-2026-1237 is a documented vulnerability. Vulnerable cross-model authorization in juju. If a charm's cross-model permissions are revoked or expire, a malicious user who is able to update database records can mint an invalid macaroon that is i...
How severe is CVE-2026-1237?
CVSS scoring is not yet available for CVE-2026-1237. Check NVD for updates.
Is there a patch for CVE-2026-1237?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.