CVE-2021-47775: Litexmedia YouTube Video Grabber

High severity, CVSS 8.4. EPSS: 0.2% chance of exploitation in the next 30 days.

YouTube Video Grabber, now referred to as YouTube Downloader, 1.9.9.1 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting the Structured Exception Handler. Attackers can craft a malicious payload of 712 bytes with SEH manipulation to trigger a bind shell connection on a specified local port.

Affected products

• Litexmedia YouTube Video Grabber: version 1.9.9.1 only

Published 2026-01-15. Last modified 2026-06-17.