What’s Vulnerable › Vulnerabilities

CVE-2019-12434

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-03-10 · updated 2026-06-17
• Weakness: CWE-330

Description

An issue was discovered in GitLab Community and Enterprise Edition 10.6 through 11.11. Users could guess the URL slug of private projects through the contrast of the destination URLs of issues linked in comments. It allows Information Disclosure.

Affected products

• GitLab: from 10.6.0 through 11.11.0

References

• https://about.gitlab.com/blog/categories/releases/
• https://about.gitlab.com/releases/2019/06/03/security-release-gitlab-11-dot-11-dot-1-released/
• https://about.gitlab.com/blog/categories/releases/
• https://about.gitlab.com/releases/2019/06/03/security-release-gitlab-11-dot-11-dot-1-released/

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