What is CVE-2021-47775?

CVE-2021-47775 is a high-severity vulnerability in Litexmedia Youtube Video Grabber, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2026-01-15.

How severe is CVE-2021-47775?

High severity. CVSS v3 base score is 8.4 out of 10.

Buffer overflow in Litexmedia Youtube Video Grabber

CVE-2021-47775

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…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (4.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Litexmedia Youtube Video Grabber — versions 1.9.9.1

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)

Frequently asked questions

What is CVE-2021-47775?: CVE-2021-47775 is a high-severity vulnerability in Litexmedia Youtube Video Grabber, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2026-01-15.
How severe is CVE-2021-47775?: High severity. CVSS v3 base score is 8.4 out of 10.