Security Advisory
CVE-2026-1560
CVE vulnerability detail — eXtreme Datacenter Security Operations
Description
The Custom Block Builder – Lazy Blocks plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 4.2.0 via multiple functions in the LazyBlocks_Blocks class. This makes it possible for authenticated attackers, with Contributor-level access and above, to execute code on the server.