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CVE-2026-35386

Published: Apr 2, 2026Updated: Apr 27, 2026 Sources: CVE List NVDCWE-696
NVD MITRE
3.6CVSSLOW
EPSS Score
0.2%
Top 84.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

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.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:UC:LI:LA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-696

Affected Products

opensshopenbsd
LibraryLibrary
OSS Libraries / generic-library
OpenSSHOpenBSD
LibraryLibrary
OSS Libraries / generic-library
openbsdoss-projectCAOperating Systemsaka openbsd

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

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

Timeline

Published
Apr 2, 2026
Last Updated
Apr 27, 2026

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