In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.
https://hackerone.com/reports/790634
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13293.json
https://gitlab.com/gitlab-org/gitlab/-/issues/202690
Source: Mitre, NVD
Published: 2020-08-10
Updated: 2024-11-21
Base Score: 5.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:P
Severity: Medium
Base Score: 7.1
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Severity: High
EPSS: 0.0011