What’s Vulnerable › Vulnerabilities

CVE-2026-85696: SadTalker OS Command Injection via Audio Filename

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-04 · updated 2026-09-10
• Weakness: CWE-78

Description

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.

Affected products

• OpenTalker SadTalker: through 0.0.2

References

• https://github.com/OpenTalker/SadTalker
• https://github.com/OpenTalker/SadTalker/blob/v0.0.2/src/utils/videoio.py
• https://github.com/OpenTalker/SadTalker/issues/1043
• https://www.vulncheck.com/advisories/sadtalker-os-command-injection-via-audio-filename

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