What is CVE-2026-50019?

CVE-2026-50019 is a medium-severity vulnerability in Yt-dlp, classified under Information Disclosure. CVSS score: 6.1/10. Published 2026-06-23.

How severe is CVE-2026-50019?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Information disclosure in Yt-dlp

CVE-2026-50019

yt-dlp is a command-line audio/video downloader. From 2023.09.24 until 2026.06.09, if curl is used as an external downloader for yt-dlp, cookies may be leaked to an unintended host upon HTTP redirect or when the host for download fragments…

Vulnerability class: Information Disclosure

EPSS: 0.003 (18.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N.

Affected products

Yt-dlp — versions >= 2023.09.24, < 2026.06.09
Yt-dlp_project Yt-dlp

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

security-advisories@github.com (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-50019?: CVE-2026-50019 is a medium-severity vulnerability in Yt-dlp, classified under Information Disclosure. CVSS score: 6.1/10. Published 2026-06-23.
How severe is CVE-2026-50019?: Medium severity. CVSS v3 base score is 6.1 out of 10.