UpHeron
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Servers and applications

CVE-2026-106555

In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can incorrectly be persisted across authentication attempts.

Severity
High 7.5
Published
6 Oct 2026
Last changed
13 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
10.6
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSHServers and applications · cpe:a:openbsd:openssh
  • Every version before 10.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-106555
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-106555