golang.org/x/crypto doesn't drop invoking agent constraints when forwarding keys

When adding a key to a remote agent constraint extensions such as [email protected] were not serialized in the request. Destination restrictions were silently stripped when forwarding keys, allowing unrestricted use of the key on the remote host. The client now serializes all...

CVE-2026-39832

A security bypass exists in the golang.org/x/crypto/ssh/agent component due to improper handling of key restrictions. When adding a key to a remote agent, constraint extensions like [email protected] were not serialized in the request, causing destination restrictions to be sil...

GO-2026-5006 Invoking agent constraints dropped when forwarding keys in golang.org/x/crypto/ssh/agent

When adding a key to a remote agent constraint extensions such as [email protected] were not serialized in the request. Destination restrictions were silently stripped when forwarding keys, allowing unrestricted use of the key on the remote host. The client now serializes all...