CVE-2026-78430CWE-77CWE-78command-injection

CVE-2026-78430

Medium · published August 25, 2026

CVSS v3.1
5.3
EPSS
1%
Percentile
64.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
4.8 · CVSS: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
EPSS
0.01083 · 64.9th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-08-25T00:17Z
References (7)
https://github.com/sworddut/mcp-ffmpeg-helper/ · [email protected]https://github.com/sworddut/mcp-ffmpeg-helper/issues/6 · [email protected]https://vuldb.com/cve/CVE-2026-78430 · [email protected]https://vuldb.com/submit/886393 · [email protected]https://vuldb.com/vuln/394711 · [email protected]https://vuldb.com/vuln/394711/cti · [email protected]https://vuldb.com/submit/886393 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 26 AUG 08:27Z
    EPSS moved — → 1%
    epss
  • 24 AUG 19:45Z
    sworddut mcp-ffmpeg-helper Tool handlers.ts handleToolCall os command injection
    cvelistv5