CVE-2021-47775
High
Description
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.
SeverityHigh
CVSS8.4
Exploit probability—
ProductYouTube Video Grabber
PublishedJan 15, 2026
First seenJan 15, 2026
Weakness typeCWE-787Out-of-bounds write
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Litexmedia YouTube Video Grabber | 1.9.9.1 | — |
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