OS Command Injection The advisory has been revoked - it doesn't affect any version of package openssh (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-OPENSSH-15907271
- published5 Apr 2026
- disclosed2 Apr 2026
Introduced: 2 Apr 2026
CVE-2026-35386 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream openssh package and not the openssh package as distributed by RHEL.
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.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2454506
- https://access.redhat.com/security/cve/CVE-2026-35386
- https://access.redhat.com/errata/RHSA-2026:12389
- https://access.redhat.com/errata/RHSA-2026:13380
- https://access.redhat.com/errata/RHSA-2026:19069
- 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