CVE-2021-26608

HIGH

Handysoft Co., Ltd - File Download/Execution

Title source: llm
STIX 2.1

Description

An arbitrary file download and execution vulnerability was found in the HShell.dll of handysoft Co., Ltd groupware ActiveX module. This issue is due to missing support for integrity check of download URL or downloaded file hash.

References (1)

Core 1
Core References

Scores

CVSS v3 8.8
EPSS 0.0060
EPSS Percentile 45.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-345 CWE-353
Status published
Products (3)
handysoft/hshell 1.7.4.5
handysoft/hshell 2.0.3.5
handysoft/hshell 4.0.1.6
Published Sep 09, 2021
Tracked Since Feb 18, 2026