Vulnerability in Openbsd Openssh
CVE-2026-59997
internal-sftp in sshd in OpenSSH before 10.4 recognizes only the first 9 command-line arguments, which can be important if a later command-line argument would have helped to ensure the intended security properties of an SFTP connection.
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.
Affected products
- Openbsd Openssh — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-59997?
- CVE-2026-59997 is a medium-severity vulnerability in Openbsd Openssh, classified under Improper Validation of Specified Quantity in Input. CVSS score: 4.2/10. Published 2026-07-08.
- How severe is CVE-2026-59997?
- Medium severity. CVSS v3 base score is 4.2 out of 10.