What’s Vulnerable › Vulnerabilities

CVE-2020-26564

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-31 · updated 2026-06-17
• Weakness: CWE-611

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.

Affected products

• ObjectPlanet Opinio: before 7.15 — fixed in 7.15

How to fix

Upgrade to a fixed version: ObjectPlanet Opinio 7.15. Check the vendor advisory for mitigations.

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

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