MaxSite CMS <=109.1 - Remote Code Execution

MaxSite CMS through 109.1 allows unauthenticated remote attackers to execute arbitrary code via the MarkItUp editor preview AJAX endpoint, preview-ajax.php. The endpoint insufficiently authenticates the request, failing to ensure the user is logged in, and processes the attacker's input via unsaf...

VulnCheck KEV: CVE-2026-3395

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

Exploit for CVE-2026-3395

CVE‑2026‑3395 — MaxSite CMS Unauthenticated Remote Code Execut...

CVE-2026-3395

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

CVE-2026-3395 MaxSite CMS MarkItUp Preview AJAX Endpoint preview-ajax.php eval code injection

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

CVE-2026-3395

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

CVE-2026-3395 MaxSite CMS MarkItUp Preview AJAX Endpoint preview-ajax.php eval code injection

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

CVE-2026-3395

MaxSite CMS

EUVD-2026-9130

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

CVE-2026-3395 MaxSite CMS MarkItUp Preview AJAX Endpoint preview-ajax.php eval code injection

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

MaxSite CMS 代码注入漏洞

MaxSite CMS is an open-source website content management system developed by MaxSite in Russia. Versions of MaxSite CMS 109.1 and earlier contained a code injection vulnerability. This vulnerability originated from a function in the MarkItUp Preview AJAX Endpoint component’s file,...

CVE-2026-3395: Improper Control of Generation of Code

A flaw has been found in MaxSite CMS up to 109.1. This impacts the function eval of the file application/maxsite/admin/plugins/editormarkitup/preview-ajax.php of the component MarkItUp Preview AJAX Endpoint. Executing a manipulation can lead to code injection. It is possible to launch the attack...

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+===================================================================================+ ./SEC-R1Z / / / / /\ \ |/ / \ \ / / / / | | / | | / / \ / / / / | || / | | / / \ \ \ \2009 | \ | | / / / \ /\ / ||\ \ ||/ \ R.I.P MichaelJackson !!!!!...