CVE-2018-1308: Apache Solr

High severity, CVSS 7.5. EPSS: 20.8% chance of exploitation in the next 30 days.

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.

Affected products

• Apache Solr: from 1.2, up to and including 6.6.2; from 7.0.0, up to and including 7.2.1
• Debian Debian Linux: version 7.0 only; version 8.0 only; version 9.0 only

Published 2018-04-09. Last modified 2026-06-17.