CVE-2020-10955: Debian Linux

Medium severity, CVSS 6.5. EPSS: 1% chance of exploitation in the next 30 days.

GitLab EE/CE 11.1 through 12.9 is vulnerable to parameter tampering on an upload feature that allows an unauthorized user to read content available under specific folders.

Affected products

• Debian Debian Linux: version 10.0 only
• GitLab GitLab: from 11.1.0, before 12.9.1 (fixed in 12.9.1)

Published 2020-03-27. Last modified 2026-06-17.