CVE-2026-1560
HIGH EPSS 94.7%
Published Feb 11, 20264mo ago · Modified Apr 15, 20262mo ago
8.8 CVSS 3.1
Published Feb 11, 2026 4mo ago
Last Modified Apr 15, 2026 2mo ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
94.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-94 Improper Control of Generation of Code (Code Injection) Injection
References 5
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-blocks.php#L1637
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-blocks.php#L766
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-rest.php#L88
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/3454012/
- wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/b1853c88-277b-4955-b042-aeed1cffb49b?source=cve
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.