CVE-2026-117568: Command Injection (CVSS 7)

Description

mcp-ffmpeg through 1.0.5 contains an OS command injection vulnerability that allows attackers to run shell commands by supplying crafted videoPath or outputDir values to the resize-video, extract-audio and get-video-info tools. Attackers can embed $(), backticks or a closing double quote in an existing file or directory name to break out of the child_process.exec command string and execute commands as the MCP server user.

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CVSS v3.1 Score

7.0

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0060

Probability of exploitation

0.49%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-78 OS Command Injection

References

Other References

https://github.com/bitscorp-mcp/mcp-ffmpeg https://github.com/bitscorp-mcp/mcp-ffmpeg/blob/2ec04e44850cc5ee5354c40643be8bc91c218654/src/mcp-ffmpeg.ts#L184 https://github.com/bitscorp-mcp/mcp-ffmpeg/issues/8 https://www.vulncheck.com/advisories/mcp-ffmpeg-through-1.0.5-os-command-injection-via-videopath-and-outputdir

Frequently Asked Questions

What is CVE-2026-117568? +

mcp-ffmpeg through 1.0.5 contains an OS command injection vulnerability that allows attackers to run shell commands by supplying crafted videoPath or outputDir values to the resize-video, extract-audio and get-video-info tools. Attackers can embed $(), backticks or a closing double quote in an existing file or directory name to break out of the child_process.exec command string and execute commands as the MCP server user. It has a CVSS v3.1 base score of 7.0 (HIGH).

How severe is CVE-2026-117568? +

CVE-2026-117568 has a CVSS v3.1 score of 7.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0060, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-117568? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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