CVE-2021-47775
High · 8.4CVSS
8.4
EPSS
0.2%
Published
Jan 15, 2026
CISA due date
—
The record
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 packages
| Ecosystem | Package | Introduced | Fixed |
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