CVE-2019-18886: Information Exposure

November 21, 2019 (updated December 3, 2019)

The ability to enumerate users was possible due to different handling depending on whether the user existed when making unauthorized attempts to use the switch users functionality.

References

symfony.com/cve-2019-18886

Code Behaviors & Features

Detect and mitigate CVE-2019-18886 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →