Vulnerability DatabaseCVE-2026-59999
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CVE-2026-59999
Published:July 08, 2026
Updated:July 13, 2026
In sshd in OpenSSH before 10.4, DisableForwarding=yes was supposed to take precedence over PermitTunnel=yes, but did not.
Affected Packages
https://github.com/openssh/openssh-portable.git (GITHUB):
Affected version(s) >=V_1_2_2_P1 <V_10_4_P1
Fix Suggestion:
Update to version V_10_4_P1
Related Resources (3)
https://www.openssh.org/releasenotes.html#10.4p1
https://marc.info/?l=openssh-unix-dev&m=178333966933090&w=2
https://www.openwall.com/lists/oss-security/2026/07/06/5
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CVSS v4
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Use of Less Trusted Source
CWE-348
EPSS
Base Score:
0.14