CVE-2020-27250: Softmaker Planmaker 2021

High severity, CVSS 7.8. EPSS: 0.9% chance of exploitation in the next 30 days.

In SoftMaker Software GmbH SoftMaker Office PlanMaker 2021 (Revision 1014), a specially crafted document can cause the document parser to copy data from a particular record type into a static-sized buffer within an object that is smaller than the size used for the copy, which will cause a heap-based buffer overflow at Version/Instance 0x0005 and 0x0016. An attacker can entice the victim to open a document to trigger this vulnerability.

Affected products

• Softmaker Planmaker 2021: version 1014 only

Published 2021-02-10. Last modified 2026-06-17.