CVE-2026-85696

SadTalker OS Command Injection via Audio Filename

Published Sep 4, 2026 CVSS 4.0 · 9.3 Critical EPSS 2.6% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Opentalker
Opentalker sadtalker
Vendors & Products Opentalker
Opentalker sadtalker
Type Values Removed Values Added
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.
Title SadTalker OS Command Injection via Audio Filename
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 10, 2026, 3:07 PM
Reserved
Sep 4, 2026, 1:51 PM
Status
Deferred
Published
Sep 4, 2026, 3:17 PM
Modified
Sep 10, 2026, 4:18 PM