PT-2026-35194

A security vulnerability has been detected in MaxSite CMS up to 109.3. Affected by this issue is some unknown functionality of the component mail send Plugin. The manipulation of the argument f subject/f files/f from leads to cross site scripting. The attack can be initiated remotely. The exploit...

PT-2026-35198

A vulnerability was found in MaxSite CMS up to 109.3. Impacted is an unknown function of the component ushki Plugin. Performing a manipulation of the argument f ushka new/f ushk results in cross site scripting. Remote exploitation of the attack is possible. The exploit has been made public and...

PT-2026-35180

A vulnerability was detected in MaxSite CMS up to 109.3. This affects an unknown part of the component Redirect Plugin. The manipulation of the argument f all/f all404 results in cross site scripting. The attack can be launched remotely. The exploit is now public and may be used. Upgrading to...

MaxSite CMS 跨站脚本漏洞

MaxSite CMS is an open-source website content management system developed by MaxSite in Russia. Versions of MaxSite CMS starting from 109.3 and earlier had a cross-site scripting vulnerability. This vulnerability stemmed from the fushkanew/fushk parameters in the ushki Plugin component, which cou...

PT-2026-35196

A vulnerability has been found in MaxSite CMS up to 109.3. This issue affects some unknown processing of the component Guestbook Plugin. Such manipulation of the argument f text/f slug/f limit/f email leads to cross site scripting. The attack may be launched remotely. The exploit has been disclos...

MaxSite CMS 跨站脚本漏洞

MaxSite CMS is an open-source website content management system developed by MaxSite in Russia. Versions of MaxSite CMS starting from 109.3 and earlier had a cross-site scripting vulnerability. This vulnerability stemmed from the operation of the fall/fall404 parameter in the Redirect Plugin...

MaxSite CMS 跨站脚本漏洞

MaxSite CMS is an open-source website content management system developed by MaxSite in Russia. Versions of MaxSite CMS starting from 109.3 and earlier had a cross-site scripting vulnerability. This vulnerability stemmed from the handling of the ffile/fprefix parameters in the downcount Plugin...

PT-2026-35195

A flaw has been found in MaxSite CMS up to 109.3. This vulnerability affects unknown code of the component down count Plugin. This manipulation of the argument f file/f prefix causes cross site scripting. The attack may be initiated remotely. The exploit has been published and may be used...

MaxSite CMS 跨站脚本漏洞

MaxSite CMS is an open-source website content management system developed by MaxSite in Russia. Versions of MaxSite CMS starting from 109.3 and earlier had a cross-site scripting vulnerability. This vulnerability stemmed from the floggingfile parameter in the admin/pluginantispam file within the...

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

Summary (CVE-2026-3395): MaxSite CMS up to 109.1 contains a flaw in the MarkItUp Preview AJAX Endpoint (preview-ajax.php) where unsanitized input is passed to run_php and evaluated via PHP eval(), enabling unauthenticated remote code execution. This is driven by weak authorization checks in the M...

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...

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 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...

PT-2026-22504

Name of the Vulnerable Software and Affected Versions MaxSite CMS versions up to 109.1 Description A code injection issue exists in MaxSite CMS due to a flaw in the eval function within the file application/maxsite/admin/plugins/editor markitup/preview-ajax.php of the MarkItUp Preview AJAX Endpoi...

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,...