CVE-2020-26564

6.5 mediumEPSS 1.1%

Medium (6.5) in objectplanet opinio. EPSS 1.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)
CWE: CWE-611
Published: 2021-07-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

objectplanet:opinio

References

https://packetstormsecurity.com/files/163707/ObjectPlanet-Opinio-7.13-7.14-XML-Injection.html
https://www.objectplanet.com/opinio/changelog.html
https://packetstormsecurity.com/files/163707/ObjectPlanet-Opinio-7.13-7.14-XML-Injection.html
https://www.objectplanet.com/opinio/changelog.html

Check your stack JSON