In all versions of GitLab CE/EE since version 13.0, an instance that has the setting to disable Bitbucket Server import enabled is bypassed by an attacker making a crafted API call.
{
"cpes": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"cpe:2.3:a:gitlab:gitlab:4.3.0:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:4.3.0:*:*:*:enterprise:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
],
"severity": "Medium"
}