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High 8.4Published Jan 15, 2026

CVE-2021-47775YouTube Video Grabber 1.9.9.1 - Buffer Overflow (SEH)

Updated under an hour ago ()

Does this affect you?

It affects Litexmedia YouTube Video Grabber. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
8.4 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-787
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
VulnCheck
NVD analysis
Deferred
Record last updated
Jan 15, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Litexmedia YouTube Video Grabber
litexmedia:youtube_video_grabber (from the name)
1.9.9.1
CNA record

References

  • exploit
  • product

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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