← Vulnerability feed

Vulnerability record · CVE-2026-106589 · published 6 October 2026

CVE-2026-106589: In sshd in OpenSSH through 10.6, in certain environments such as QNX 6 and SCO OpenServer 5, sshd-session can …

In sshd in OpenSSH through 10.6, in certain environments such as QNX 6 and SCO OpenServer 5, sshd-session can unexpectedly have root privileges. This is related to the GatewayPorts and StreamLocalForwarding configuration options, and lack of support for file-descriptor passing and unprivileged allocation of PTY devices.

2.9 CVSS 3.1 Low EPSS 0.08% · top 99.8% CWE-272 · CWE-272 Awaiting Analysis
2.9CVSS 3.1 base score
0.08%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
7 Oct 2026Last modified by NVD

Description

In sshd in OpenSSH through 10.6, in certain environments such as QNX 6 and SCO OpenServer 5, sshd-session can unexpectedly have root privileges. This is related to the GatewayPorts and StreamLocalForwarding configuration options, and lack of support for file-descriptor passing and unprivileged allocation of PTY devices.

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

References

LinkTags
https://www.openssh.org/releasenotes.html#10.6

Track CVE-2026-106589 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Source: NIST National Vulnerability Database (record CVE-2026-106589), CISA KEV, FIRST EPSS (scores of 2026-10-07). This page is refreshed as NVD updates the record.