---
id: CVE-2026-107675
title: >-
  FFmpeg through 9.0.2 contains a missing host key verification vulnerability in
  the libssh-based sftp protocol handler that allows network attackers to
  impersonate SFTP servers
summary: >-
  FFmpeg through 9.0.2 contains a missing host key verification vulnerability in
  the libssh-based sftp protocol handler that allows network attackers to
  impersonate SFTP servers. Attackers performing man-in-the-middle, DNS, or ARP
  spoofing…
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N'
cwe:
  - CWE-322
vendor: FFmpeg
product: FFmpeg
affected:
  - FFmpeg <= 9.0.2
published: '2026-10-08'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T21:04:38.633'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-107675'
references:
  - url: >-
      https://code.ffmpeg.org/FFmpeg/FFmpeg/commit/2b822b7fb6ed195546bc9fd9bdb794e98222bdce
    label: disclosure@vulncheck.com
  - url: 'https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24384'
    label: disclosure@vulncheck.com
  - url: 'https://ffmpeg.org/'
    label: disclosure@vulncheck.com
  - url: 'https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavformat/libssh.c#L60-L110'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-missing-ssh-host-key-verification-in-sftp-protocol
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-08T18:00:33.282421Z'
ingestedAt: '2026-10-08T15:49:37.998Z'
---

## Overview

FFmpeg through 9.0.2 contains a missing host key verification vulnerability in the libssh-based sftp protocol handler that allows network attackers to impersonate SFTP servers. Attackers performing man-in-the-middle, DNS, or ARP spoofing can capture passwords supplied in sftp URLs, serve forged media, or receive uploaded output.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.