CVE Catalog

CVE-2026-85696

CriticalCVSS 9.8
Published: Translated: NVD NIST

Summary

SadTalker contains an OS command injection vulnerability in the video muxing process where uploaded audio filenames are interpolated into ffmpeg commands without proper escaping. Attackers can upload audio files with shell metacharacters in the filename to break out of quoted arguments and execute arbitrary system commands when video generation occurs.

Risk Assessment

An attacker can execute arbitrary commands on the server, potentially leading to full system compromise and data confidentiality breach.

Recommendation

Update SadTalker to a patched version or apply proper escaping of filenames before using them in ffmpeg commands.

Related vulnerabilities

Original NVD description (English source)

SadTalker contains an OS command injection vulnerability in the video muxing process where uploaded audio filenames are interpolated into ffmpeg commands without proper escaping. Attackers can upload audio files with shell metacharacters in the filename to break out of quoted arguments and execute arbitrary system commands when video generation occurs.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS