An issue was discovered in Walmart Labs Concord before 1.44.0. CORS Access-Control-Allow-Origin headers have a potentially unsafe dependency on Origin headers, and are not configurable. This allows remote attackers to discover host information, nodes, API metadata, and references to usernames via api/v1/apikey.
{
"severity": "HIGH",
"github_reviewed": true,
"cwe_ids": [
"CWE-200"
],
"nvd_published_at": "2020-03-15T21:15:00Z",
"github_reviewed_at": "2021-05-03T20:59:37Z"
}