CVE-2026-1560

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 'LazyBlocksBlocks' class. This makes it possible for authenticated attackers, with Contributor-level access and above, to...

CVE-2026-1560

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 'LazyBlocksBlocks' class. This makes it possible for authenticated attackers, with Contributor-level access and above, to...

CVE-2026-1560

The CVE covers the Custom Block Builder – Lazy Blocks plugin for WordPress, with RCE in all versions up to 4.2.0 via multiple functions in the LazyBlocks_Blocks class. Exploitation requires authenticated access at Contributor level or higher, enabling code execution on the server. The description...

CVE-2026-1560 Custom Block Builder – Lazy Blocks <= 4.2.0 - Authenticated (Contributor+) Remote Code Execution

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 'LazyBlocksBlocks' class. This makes it possible for authenticated attackers, with Contributor-level access and above, to...

CVE-2026-1560 Custom Block Builder – Lazy Blocks <= 4.2.0 - Authenticated (Contributor+) Remote Code Execution

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 'LazyBlocksBlocks' class. This makes it possible for authenticated attackers, with Contributor-level access and above, to...

PT-2026-7490

Name of the Vulnerable Software and Affected Versions Custom Block Builder – Lazy Blocks versions prior to 4.2.1 Description The Custom Block Builder – Lazy Blocks plugin for WordPress has a flaw that allows for Remote Code Execution. An authenticated attacker with Contributor-level access or...

CVE-2024-12878

The Custom Block Builder WordPress plugin before 3.8.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin...

CVE-2024-12878

The Custom Block Builder WordPress plugin before 3.8.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin...

CVE-2024-12878 Custom Block Builder – Lazy Blocks < 3.8.3 - Reflected XSS

The Custom Block Builder WordPress plugin before 3.8.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin...

CVE-2024-12878 Custom Block Builder – Lazy Blocks < 3.8.3 - Reflected XSS

The Custom Block Builder WordPress plugin before 3.8.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin...

CVE-2024-12878

CVE-2024-12878 affects the WordPress plugin Custom Block Builder (Lazy Blocks) up to version 3.8.3. The vulnerability is a Reflected XSS caused by insufficient sanitisation/escaping of an input parameter before it is output on the page, potentially enabling an attacker to target high-privilege us...

PT-2025-8672

Name of the Vulnerable Software and Affected Versions The Custom Block Builder WordPress plugin versions prior to 3.8.3 Description The issue is related to a Reflected Cross-Site Scripting problem. It occurs because a parameter is not properly sanitised and escaped before being outputted back in...

WordPress plugin Custom Block Builder 安全漏洞

WordPress and WordPress plugin are both products of the WordPress Foundation.WordPress is a blogging platform developed using the PHP language. The platform supports personal blog sites on servers with PHP and MySQL.WordPress plugin is an application plugin. A security vulnerability exists in the...