Create Bugfix: Clipboard Patch
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
This mod fixes a bug in the Create mod’s clipboard. It removes illegal data components, ensuring stability by preserving only whitelisted components.
⬇ Download on CurseForgeThe author built this one for Minecraft 1.21.1 on NeoForge. On other versions it may install and then do nothing.
Create Bugfix: Clipboard Patch (English Version)
Introduction
This mod fixes a critical exploit in Create Mod's clipboard item for Minecraft 1.21+. Maliciously modified clipboards with illegal data components could trigger item duplication. The patch automatically sanitizes component data to ensure gameplay security.
Technical Mechanism
- Event Monitoring: Hooks into
ItemTossEvent(player item-drop event) - Item Identification: Detects if dropped item is
create:clipboard - Component Whitelisting: Only preserves:
create:clipboard_pages(page content)create:clipboard_type(clipboard type)
- Illegal Component Handling:
- Generates clean clipboard instance
- Migrates whitelisted valid data
- Auto-replaces dropped item
- Exploit Prevention: Blocks item duplication via
containeror other illegal components
Fix Impact
- Permanently patches item duplication exploits
- Maintains normal clipboard functionality (text/icons preserved)
- Compatible with all Create Mod versions
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on CurseForge — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as create_bugfix_clipboard_patch-1.0.0.jar — drop this file into the mods folder
- Download size: 46 KB
- Download link checked 2 Oct 2026 — working
These come from our own check of the pack file, not from the source page.