CVE-2026-5412: CWE-285: Improper Authorization in Canonical Juju
In Juju versions prior to 2.9.57 and 3.6.21, an authorization issue exists in the Controller facade. An authenticated user can call the CloudSpec API method to extract the cloud credentials used to bootstrap the controller. This allows a low-privileged user to access sensitive credentials. This issue is resolved in Juju versions 2.9.57 and 3.6.21.
AI Analysis
Technical Summary
This vulnerability (CWE-285) exists in the Controller facade of Juju versions before 2.9.57 and 3.6.21. An authenticated user with low privileges can invoke the CloudSpec API method to retrieve cloud credentials used during controller bootstrap. These credentials are sensitive and their disclosure can lead to high impact on confidentiality, integrity, and availability of the affected system. The vulnerability has a CVSS 3.1 base score of 9.9, indicating critical severity. The vendor has fixed the issue in Juju versions 2.9.57 and 3.6.21.
Potential Impact
An attacker with low-level authenticated access can extract sensitive cloud credentials, potentially enabling further unauthorized access or control over cloud resources. The impact includes full compromise of confidentiality, integrity, and availability of the affected Juju controller and associated cloud infrastructure.
Mitigation Recommendations
Upgrade Juju to version 2.9.57 or 3.6.21 or later where this vulnerability is fixed. Since the vendor advisory indicates the issue is resolved in these versions, applying the official patch is the recommended remediation. Patch status is confirmed by the vendor advisory stating resolution in these versions.
CVE-2026-5412: CWE-285: Improper Authorization in Canonical Juju
Description
In Juju versions prior to 2.9.57 and 3.6.21, an authorization issue exists in the Controller facade. An authenticated user can call the CloudSpec API method to extract the cloud credentials used to bootstrap the controller. This allows a low-privileged user to access sensitive credentials. This issue is resolved in Juju versions 2.9.57 and 3.6.21.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-285) exists in the Controller facade of Juju versions before 2.9.57 and 3.6.21. An authenticated user with low privileges can invoke the CloudSpec API method to retrieve cloud credentials used during controller bootstrap. These credentials are sensitive and their disclosure can lead to high impact on confidentiality, integrity, and availability of the affected system. The vulnerability has a CVSS 3.1 base score of 9.9, indicating critical severity. The vendor has fixed the issue in Juju versions 2.9.57 and 3.6.21.
Potential Impact
An attacker with low-level authenticated access can extract sensitive cloud credentials, potentially enabling further unauthorized access or control over cloud resources. The impact includes full compromise of confidentiality, integrity, and availability of the affected Juju controller and associated cloud infrastructure.
Mitigation Recommendations
Upgrade Juju to version 2.9.57 or 3.6.21 or later where this vulnerability is fixed. Since the vendor advisory indicates the issue is resolved in these versions, applying the official patch is the recommended remediation. Patch status is confirmed by the vendor advisory stating resolution in these versions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- canonical
- Date Reserved
- 2026-04-02T07:07:23.750Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69d8f2321cc7ad14dab98423
Added to database: 4/10/2026, 12:50:58 PM
Last enriched: 4/10/2026, 1:05:45 PM
Last updated: 4/10/2026, 3:05:26 PM
Views: 6
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