This vulnerability in Apache Solr 1.2 to 6.6.2 and 7.0.0 to 7.2.1 relates to an XML external entity expansion (XXE) in the &dataConfig=<inlinexml> parameter of Solr's DataImportHandler. It can be used as XXE using file/ftp/http protocols in order to read arbitrary local files from the Solr server or the internal network.
{
"severity": "HIGH",
"github_reviewed": true,
"cwe_ids": [
"CWE-611"
],
"nvd_published_at": null,
"github_reviewed_at": "2020-06-16T20:55:43Z"
}