In ssh in OpenSSH before 10.6, a $ or \ character can occur in a command-line username, leading to injection.
2.2Low
CVE-2026-106555
Description
In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can incorrectly be persisted across authentication attempts.
Weakness (CWE):
CWE-669
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
References and patches
- https://www.openssh.org/releasenotes.html#10.6 Release Notes
CPE matches (NVD) (1)
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*< 10.6