CVE-2026-110923

openssh: openssh: sftp can write outside the destination directory from a server-supplied path

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · October 15, 2026

Updated · November 4, 2026

Description

A flaw was found in OpenSSH. During an sftp copy, a malicious server can supply an empty name, a slash-only path, or a ".." basename that sftp uses as the local destination, writing outside the directory the user selected.

Statement

Status: REJECTED

Reason: Duplicate

CVE-2026-110923 has been marked as a duplicate of CVE-2026-106552.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CWE-22 · Improper Limitation of a Pathname to a Restricted Directory