Vulnerability · Published Oct 8, 2026 · Assigned by VulnCheck
CVE-2026-107675FFmpeg through 9.0.2 Missing SSH Host Key Verification in sftp Protocol
Medium 5.9
In plain English
A medium-severity security flaw in FFmpeg from FFmpeg. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.2%top 91.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | ffmpeg | no fix listed | DEBIAN-CVE-2026-107675 |
| Debian:13 | ffmpeg | no fix listed | DEBIAN-CVE-2026-107675 |
| Debian:14 | ffmpeg | no fix listed | DEBIAN-CVE-2026-107675 |
| Ubuntu:26.10 | ffmpeg | no fix listed | UBUNTU-CVE-2026-107675 |
Affected products (as reported)
Weakness: CWE-322 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N
References
- https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24384 patch
- https://code.ffmpeg.org/FFmpeg/FFmpeg/commit/2b822b7fb6ed195546bc9fd9bdb794e98222bdce patch
- https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavformat/libssh.c#L60-L110 technical-description
- https://ffmpeg.org/ product
- VulnCheck Advisory: FFmpeg through 9.0.2 Missing SSH Host Key Verification in sftp Protocol third-party-advisory