The DisableForwarding directive does not fully adhere to the intended functionality as documented (CVE-2025-32728).

Brocade has become aware of an Expected Behavior Violation vulnerability in OpenSSH releases 7.4 through 9.9. In affected versions of sshd, the DisableForwarding directive does not disable X11 and agent forwarding, which may allow unintended access under certain configurations...

Moderate: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

ALSA-2025:20126 Moderate: openssh security update

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. Security Fixes: openssh: OpenSSH SSHD Agent Forwarding and X11 Forwarding CVE-2025-32728 For more details abo...

K000152964: OpenSSH vulnerability CVE-2025-32728

Security Advisory Description In sshd in OpenSSH before 10.0, the DisableForwarding directive does not adhere to the documentation stating that it disables X11 and agent forwarding. CVE-2025-32728 Impact This vulnerability could lead to exploit of the X11 server, which may allow unintended access...

CLSA-2025-1751144978 openssh: Fix of CVE-2025-32728

CVE-2025-32728: fix logic error in DisableForwarding option...