CVE-2026-1560
High · 8.8CVSS
8.8
EPSS
9.4%
Published
Feb 11, 2026
CISA due date
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The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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