VULNERABILITY INTELLIGENCE
CVE-2021-47775
CVSS score8.4 HIGH
EPSS probability0.17%
CISA KEVNot currently listed
Published2026-01-15
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- disclosure@vulncheck.com: CWE-787