In GitLab EE 10.5 through 12.5.3, 12.4.5, and 12.3.8, when transferring a public project to a private group, private code would be disclosed via the Group Search API provided by the Elasticsearch integration.
{
"extracted_events": [
{
"introduced": "10.5.0"
},
{
"last_affected": "12.3.8"
},
{
"introduced": "12.4.0"
},
{
"last_affected": "12.4.5"
},
{
"introduced": "12.5.0"
},
{
"last_affected": "12.5.3"
}
],
"source": "CPE_RANGE",
"cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"
}