Force Op No Password ((better)) Jun 2026

Update your server to 1.16.5 or newer. If you run an old version for mods, install the Patcher plugin.

In older versions of Minecraft (1.12.2 and below), a famous exploit using JSON text components in written books could execute arbitrary commands as the console. By sending a specially crafted book to a player with admin permissions, a hacker could trigger a chain that ran /op HackerName .

The keyword "no password" in this context usually refers to the exploitation of misconfigured remote access or offline-mode servers. force op no password

Common misconfigurations that allow passwordless OP escalation:

When a server is actually "hacked," it is rarely through a "no password" tool. Instead, attackers use more sophisticated methods: Update your server to 1

In many multiplayer game servers (especially Source or GoldSource engine games), a server operator can grant OP status via the console using commands like:

Another vector for unauthorized access involves servers running in "offline mode" (setting online-mode=false in the server.properties file). By sending a specially crafted book to a

or a community legend. However, specific vulnerabilities have allowed for similar results in the past: Historical Exploits:

Here are the three most common real-world exploits that achieve forced OP without a password.

If is possible on a publicly listed server, the consequences can be severe: