{"id":"CVE-2026-1560","aliases":["EUVD-2026-5960","GHSA-3h85-7292-2f8x"],"status":"published","title":"Custom Block Builder – Lazy Blocks \u003c= 4.2.0 - Authenticated (Contributor+) Remote Code Execution","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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.10388,"percentile":0.95764,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-94"],"published":"2026-02-11T08:26:27Z","modified":"2026-06-17T10:16:04Z","exploits":[{"source":"pocgithub","id":"Z3YR0xX/CVE-2026-1560-Authenticated-Remote-Code-Execution-in-Lazy-Blocks-4.2.0","title":"Z3YR0xX/CVE-2026-1560-Authenticated-Remote-Code-Execution-in-Lazy-Blocks-4.2.0","date":"2026-02-10","url":"https://github.com/Z3YR0xX/CVE-2026-1560-Authenticated-Remote-Code-Execution-in-Lazy-Blocks-4.2.0"}],"products":[{"vendor":"nko","product":"custom block builder – lazy blocks"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/b1853c88-277b-4955-b042-aeed1cffb49b?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-rest.php#L88"},{"url":"https://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-blocks.php#L1637"},{"url":"https://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-blocks.php#L766"},{"url":"https://plugins.trac.wordpress.org/changeset/3454012/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1560"},{"url":"https://plugins.trac.wordpress.org/changeset/3454012"},{"url":"https://github.com/advisories/GHSA-3h85-7292-2f8x"}],"sources":{"cve":[{"id":"CVE-2026-1560","title":"Custom Block Builder – Lazy Blocks \u003c= 4.2.0 - Authenticated (Contributor+) Remote Code Execution","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.","status":"published","published":"2026-02-11T08:26:27.556Z","modified":"2026-04-08T17:16:14.897Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:20:00.879257Z"}],"euvd":[{"id":"EUVD-2026-5960","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.","status":"published","published":"2026-02-11T08:26:27Z","modified":"2026-04-08T17:16:14Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:24:44.656375Z"}],"ghsa":[{"id":"GHSA-3h85-7292-2f8x","title":"The Custom Block Builder – Lazy Blocks plugin for WordPress is vulnerable to Remote Code...","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.","status":"published","published":"2026-02-11T09:30:18Z","modified":"2026-02-11T09:30:25Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:06:09.03825Z"}],"nvd":[{"id":"CVE-2026-1560","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.","status":"published","published":"2026-02-11T09:15:51.353Z","modified":"2026-06-17T10:16:04.43Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:12:05.908608Z"}]}}