An authenticated user may view private Puppet module metadata without repository read access. (CVE-2026-66379)
An authenticated user can view private Puppet module metadata without having repository read access. This vulnerability allows unauthorized disclosure of metadata information but does not impact integrity or availability.
AI Analysis
Technical Summary
CVE-2026-66379 describes a vulnerability in Puppet where an authenticated user is able to access private module metadata even without having repository read permissions. The issue is classified under CWE-862 (Missing Authorization) and results in unauthorized information disclosure limited to metadata. The CVSS 3.1 base score is 4.3 (medium severity), reflecting low impact on confidentiality and no impact on integrity or availability.
Potential Impact
The vulnerability allows unauthorized disclosure of private Puppet module metadata to authenticated users lacking repository read access. There is no impact on data integrity or system availability. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict authenticated user access to trusted parties and monitor for unauthorized access attempts to module metadata.
An authenticated user may view private Puppet module metadata without repository read access. (CVE-2026-66379)
Description
An authenticated user can view private Puppet module metadata without having repository read access. This vulnerability allows unauthorized disclosure of metadata information but does not impact integrity or availability.
CVSS v3.1
Score 4.3medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-66379 describes a vulnerability in Puppet where an authenticated user is able to access private module metadata even without having repository read permissions. The issue is classified under CWE-862 (Missing Authorization) and results in unauthorized information disclosure limited to metadata. The CVSS 3.1 base score is 4.3 (medium severity), reflecting low impact on confidentiality and no impact on integrity or availability.
Potential Impact
The vulnerability allows unauthorized disclosure of private Puppet module metadata to authenticated users lacking repository read access. There is no impact on data integrity or system availability. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict authenticated user access to trusted parties and monitor for unauthorized access attempts to module metadata.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-j8f7-jqv8-r34p
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-66379"]
- Ecosystems
- []
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
Threat ID: 6a7c9b1ebf8831d539cda29f
Added to database: 08/12/2026, 16:11:10 UTC
Last enriched: 08/12/2026, 16:30:08 UTC
Last updated: 08/13/2026, 01:21:18 UTC
Views: 3
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