CVE-2026-35386

In OpenSSH before 10.3, command execution can occur via shell metacharacters in a username within a command line. This requires a scenario where the username on the command line is untrusted, and also requires a non-default configurations of % in ssh_config.

Score

CVSS 3.1 8.1 High

Status

Analyzed - cve@mitre.org

Published

2026-04-02

Last modified

2026-04-03

Weaknesses

CWE-696

Affected products

• Openssh (Openbsd)

References

• https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2
• https://www.openssh.org/releasenotes.html#10.3p1
• https://www.openwall.com/lists/oss-security/2026/04/02/3