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CVE-2026-55404

yt-dlp: Downstream command injection via improper sanitization of yt-dlp --write-link output PUBLISHED

Description (CNA)

yt-dlp and youtube-dl are command-line audio/video downloaders. Prior to 2026.7.4, the --write-link, --write-url-link, and --write-desktop-link options can write .url or .desktop shortcut files using attacker-controlled webpage_url or filename metadata without sufficient validation or escaping, allowing malicious file:// URI injection on Windows or newline-based desktop entry key injection on Linux that can execute commands if the generated shortcut is opened. This issue is fixed in version 2026.7.4.

Affected (CNA)

Vendor / productVersions
yt-dlp / yt-dlpaffected < 2026.7.4

CWE

CWE-74

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.