CVE-2020-12277: GitLab

Medium severity, CVSS 5.3. EPSS: 0.8% chance of exploitation in the next 30 days.

GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.

Affected products

• GitLab GitLab: from 10.8.0, before 12.7.8 (fixed in 12.7.8); from 12.8.0, before 12.8.8 (fixed in 12.8.8); from 12.9.0, before 12.9.1 (fixed in 12.9.1)

Published 2020-04-29. Last modified 2026-06-17.