CVE-2021-28927

PoC —

CVSS 3.1

7.8 high

EPSS

1%p68

Published

Apr 7, 2021 (Apr 7, 2021)

Modified

Jul 9, 2026

Description

The text-to-speech engine in libretro RetroArch for Windows 1.9.0 passes unsanitized input to PowerShell through platform_win32.c via the accessibility_speak_windows function, which allows attackers who have write access on filesystems that are used by RetroArch to execute code via command injection using specially a crafted file and directory names.

Vendors: libretro
Products: retroarch
Weakness: CWE-78
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.3%)

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