CVE-2026-78430

A vulnerability was detected in sworddut mcp-ffmpeg-helper 0.1.0/0.1.1/0.2.1. This affects the function handleToolCall of the file src/tools/handlers.ts of the component Tool Handler. The manipulation of the argument format results in os command injection. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v4.0

1.9 LOWCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

5.3 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0

4.3 MEDIUMAV:L/AC:L/Au:S/C:P/I:P/A:P

EPSS

0.63% chance of exploitation in the next 30 days, 48th percentile

Published

2026-08-24

Proof-of-concept exploits (1)

• sworddut/mcp-ffmpeg-helper/issues/6

References

• CVE Record
• NVD entry

Related

• CVE-2026-7842
• CVE-2026-78434
• CVE-2026-78364
• CVE-2026-78435
• CVE-2026-7834
• CVE-2026-7844