CVE-2021-27550: Polarisoffice Polaris Office

Medium severity, CVSS 5.5. EPSS: 1.7% chance of exploitation in the next 30 days.

Polaris Office v9.102.66 is affected by a divide-by-zero error in PolarisOffice.exe and EngineDLL.dll that may cause a local denial of service. To exploit the vulnerability, someone must open a crafted PDF file.

Affected products

• Polarisoffice Polaris Office: version 9.102.66 only

Published 2021-02-23. Last modified 2026-06-17.