CVE-2026-59998
CVSS Score
4.8
EPSS Score
0.2%
EPSS Percentile
7th
sshd in OpenSSH before 10.4 has an undocumented security-relevant behavior: GSSAPIStrictAcceptorCheck has no value if the server is in Windows Active Directory.
| CWE | CWE-573 |
| Vendor | openbsd |
| Product | openssh |
| Ecosystems | |
| Industries | Technology |
| Published | Jul 8, 2026 |
| Last Updated | Jul 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
OpenBSD / OpenSSH
0 < 10.4