# DEBIAN-CVE-2026-59997: openssh security update

DEBIAN-CVE-2026-59997, released July 28, 2026, fixes 1 CVE in openssh (version 1:10.4p1-1). None of them is reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/fix/linux/debian-cve-2026-59997
- Platform: Linux
- Released: Jul 28, 2026
- Priority: Routine (Closes CVE-2026-59997)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2026-59997

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [openssh](https://patchblox.com/security/data/product/linux/openssh.md) | Debian 14 | 1:10.4p1-1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-59997](https://patchblox.com/security/data/cve/CVE-2026-59997.md) | Routine | 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. | 6.5 | 0.0018 |  |

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Data as of 2026-11-09T13:31:49Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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