CVE-2026-56854

CVE-2026-56854 affects golang.org/x/crypto/ssh . The source-address critical option in Permissions returned by authentication callbacks was only enforced for the PublicKeyCallback and VerifiedPublicKeyCallback paths (extending a prior fix for CVE-2026-46595). Callbacks for PasswordCallback , Keyb...

GO-2026-6303 Source-address critical option not enforced for non-public-key auth callbacks in golang.org/x/crypto/ssh

The source-address critical option in the Permissions returned by an authentication callback was only enforced for the PublicKeyCallback and VerifiedPublicKeyCallback paths, extending the fix for CVE-2026-46595. Permissions returned by the PasswordCallback, KeyboardInteractiveCallback,...