CVE-2021-34280

7.8 highEPSS 1.3%

High (7.8) in polarisoffice polaris office. EPSS 1.3% chance of exploitation in the next 30 days.

Polaris Office v9.103.83.44230 is affected by a Uninitialized Pointer Vulnerability in PolarisOffice.exe and EngineDLL.dll that may cause a Remote Code Execution. To exploit the vulnerability, someone must open a crafted PDF file.

Severity

CVSS 3.1

7.8 high

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

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 70% of CVEs (scores of 2026-10-31)
CWE: CWE-824
Published: 2021-06-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

polarisoffice:polaris_office

References

https://github.com/dlehgus1023/CVE/tree/master/CVE-2021-34280
https://github.com/dlehgus1023/CVE/tree/master/CVE-2021-34280

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