Input validation

The PostX – Gutenberg Blocks for Post Grid WordPress plugin before 2.4.10 performs incorrect checks before allowing any logged in user to perform some ajax based requests, allowing any user to modify, delete or add ultpoptions values...

PostX Gutenberg Blocks for Post Grid < 2.4.10 - Missing Access Controls

The plugin performs incorrect checks before allowing any logged in user to perform some ajax based requests, allowing any user to modify, delete or add ultpoptions values. PoC You can run this from a browser's javascript console:...