How severe is CVE-2020-26564?

This vulnerability has a severity rating of MEDIUM with a CVSS score of 6.5 out of 10.

What type of vulnerability is CVE-2020-26564?

This is classified as CWE-611, which is a common weakness in software security.

CVE-2020-26564 - MEDIUM Severity | CVSS 6.5

Vulnerability Description

ObjectPlanet Opinio before 7.15 allows XXE attacks via three steps: modify a .css file to have <!ENTITY content, create a .xml file for a generic survey template (containing a link to this .css file), and import this .xml file at the survey/admin/folderSurvey.do?action=viewImportSurvey['importFile'] URI. The XXE can then be triggered at a admin/preview.do?action=previewSurvey&surveyId= URI.

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