Vulnerability DatabaseCVE-2026-35386
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CVE-2026-35386
Published:April 02, 2026
Updated:April 20, 2026
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.
Affected Packages
https://github.com/openssh/openssh-portable.git (GITHUB):
Affected version(s) >=V_1_2_PRE3 <V_10_3_P1
Fix Suggestion:
Update to version V_10_3_P1
Related Resources (3)
https://www.openssh.org/releasenotes.html#10.3p1
https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2
https://www.openwall.com/lists/oss-security/2026/04/02/3
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CVSS v4
Base Score:
2
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.6
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Incorrect Behavior Order
CWE-696
EPSS
Base Score:
0.01