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CVE-2026-50023

yt-dlp: Dangerous file type creation via insufficient filename sanitization (Bypass of CVE-2024-38519) PUBLISHED

Description (CNA)

yt-dlp is a command-line audio/video downloader. Prior to 2026.06.09, a vulnerability exists in yt-dlp that allows a remote attacker to write arbitrary OS-shortcut files (such as .desktop, .url, .webloc) to the user's filesystem, bypassing the remediation for CVE-2024-38519. The allowlist explicitly included the unsafe extensions .desktop, .url, and .webloc so that the functionality of the --write-link option (and its variants) could be preserved. These allowlist inclusions can be exploited by an attacker to write malicious OS-shortcut files in the context of a media or subtitles download. This vulnerability is fixed in 2026.06.09.

Affected (CNA)

Vendor / productVersions
yt-dlp / yt-dlpaffected < 2026.06.09

CWE

CWE-641

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.