CVE-2021-42110

—

CVSS 3.1

7.8 high

EPSS

<1%p21

Published

Dec 8, 2021 (Dec 8, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered in Allegro Windows (formerly Popsy Windows) before 3.3.4156.1. A standard user can escalate privileges to SYSTEM if the FTP module is installed, because of DLL hijacking.

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

NVD CVE.org GitHub PoCs EPSS (0.3%)

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