What’s Vulnerable › Vulnerabilities

CVE-2019-3990

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-12-03 · updated 2026-06-17
• Weakness: CWE-269

Description

A User Enumeration flaw exists in Harbor. The issue is present in the "/users" API endpoint. This endpoint is supposed to be restricted to administrators. This restriction is able to be bypassed and information can be obtained about registered users can be obtained via the "search" functionality.

Affected products

• Harbor: from 1.7.0 through 1.7.6; from 1.8.0 through 1.8.5; 1.9.0, 1.9.0-rc1, 1.9.0-rc2, 1.9.1, 1.9.1-rc1

References

• https://github.com/goharbor/harbor/security/advisories/GHSA-6qj9-33j4-rvhg
• https://www.tenable.com/security/research/tra-2019-50
• https://github.com/goharbor/harbor/security/advisories/GHSA-6qj9-33j4-rvhg
• https://www.tenable.com/security/research/tra-2019-50

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