CVE-2026-85696
SadTalker OS Command Injection via Audio Filename
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-78 |
| Vendor | opentalker |
| Product | sadtalker |
| Published | Sep 4, 2026 |
| Last Updated | Sep 10, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
OpenTalker / SadTalker
0 ≤ 0.0.2
References
github.com: https://github.com/OpenTalker/SadTalker/issues/1043 github.com: https://github.com/OpenTalker/SadTalker github.com: https://github.com/OpenTalker/SadTalker/blob/v0.0.2/src/utils/videoio.py vulncheck.com: https://www.vulncheck.com/advisories/sadtalker-os-command-injection-via-audio-filename
Credits
George Chen