CVE-2026-63001

REDAXO is a PHP-based content management system. Prior to 5.21.2, the mediaIsInUse handler in redaxo/src/addons/mediamanager/lib/mediamanager.php inserts a Media Manager type name into raw backend warning HTML without escaping it when invoked through MEDIAISINUSE. An administrator with Media...

CVE-2026-62998

REDAXO is a PHP-based content management system. Prior to 5.21.2, rexlist::getSortColumn in redaxo/src/core/lib/list.php accepts the sort request parameter without checking whether setColumnSortable registered the requested column. An authenticated backend user can make prepareQuery add an escape...

CVE-2026-63002

REDAXO is a PHP-based content management system. Prior to 5.21.2, redaxo/src/addons/mediapool/pages/sync.php inserts filenames held in $diffFiles from the media filesystem into the Mediapool Sync page without rexescape. An attacker who can place an unregistered file with HTML metacharacters in th...

CVE-2026-63000

REDAXO is a PHP-based content management system. Prior to 5.21.2, rexapiinstallpackageupdate in redaxo/src/addons/install/lib/api/apipackageupdate.php inherits the false default from rexapifunction::requiresCsrfProtection instead of requiring a CSRF token. An unauthenticated attacker can cause a...

EUVD-2026-85332

REDAXO is a PHP-based content management system. Prior to 5.21.2, rexlist::getSortColumn in redaxo/src/core/lib/list.php accepts the sort request parameter without checking whether setColumnSortable registered the requested column. An authenticated backend user can make prepareQuery add an escape...

CVE-2024-46209

Redaxo Security Research CVE-2024-46209, CVE-2024-46210 Redaxo CMS v5.17.1 security research Completed at 09 August 2024 Contains detailed description of: CVE-2024-46210 - Stored Cross-Site Scripting via file Upload in MediaPool module CVE-2024-46209 - Authenticated arbitrary code execution...

CVE-2026-21857

CVE-2026-21857: Redaxo has Path Traversal in Backup Addon Leading to Arbitrary File Read Overview...

CVE-2024-50803-Redaxo

CVE-2024-50803 XSS almacenado en la función mediapool de Redaxo Se encontró una vulnerabilidad de cross-site scripting XSS almacenado en las versiones de Redaxo 5.18.0, que permite a atacantes con privilegios suficientes subir un archivo SVG malicioso a través de la función mediapool. Publicado u...

CVE-2024-50803-Redaxo

CVE-2024-50803 XSS memorizzato nella funzionalità mediapool di Redaxo Una vulnerabilità di cross-site scripting XSS memorizzato è stata trovata in Redaxo versioni 5.18.0, consentendo a un attaccante con privilegi sufficienti di caricare un file SVG malevolo attraverso la funzionalità mediapool...

GHSA-98PP-VCCM-QM25 Redaxo has a Mediapool isAllowedExtension bypass via multi-segment filename that leads to authenticated RCE on Apache mod_php multi-extension handlers

Summary rexmediapool::isAllowedExtension in redaxo/src/addons/mediapool/lib/mediapool.php accepts filenames that contain a blocked extension as a non-terminal segment of a longer extension chain, for example shell.php.any.jpg. The check only catches the blocked extension when it appears at the en...

Redaxo has a Mediapool isAllowedExtension bypass via multi-segment filename that leads to authenticated RCE on Apache mod_php multi-extension handlers

Summary rexmediapool::isAllowedExtension in redaxo/src/addons/mediapool/lib/mediapool.php accepts filenames that contain a blocked extension as a non-terminal segment of a longer extension chain, for example shell.php.any.jpg. The check only catches the blocked extension when it appears at the en...

CVE-2026-53599

REDAXO is a PHP-based content management system. From 5.18.2 until 5.21.1, rexmediapool::isAllowedExtension in redaxo/src/addons/mediapool/lib/mediapool.php lets an authenticated backend user with mediaupload permission upload a JPEG/PHP polyglot named shell.php.any.jpg, which web servers with...

EUVD-2026-51626

REDAXO is a PHP-based content management system. From 5.18.2 until 5.21.1, rexmediapool::isAllowedExtension in redaxo/src/addons/mediapool/lib/mediapool.php lets an authenticated backend user with mediaupload permission upload a JPEG/PHP polyglot named shell.php.any.jpg, which web servers with...

CVE-2026-53599

CVE-2026-53599 affects REDAXO CMS versions 5.18.2–5.21.1 where rex_mediapool::isAllowedExtension lets an authenticated backend user with media[upload] permission upload a JPEG/PHP polyglot named shell.php.any.jpg. On servers with multi-extension PHP handlers, this can be executed as the web serve...

PT-2026-66846

REDAXO is a PHP-based content management system. From 5.18.2 until 5.21.1, rex mediapool::isAllowedExtension in redaxo/src/addons/mediapool/lib/mediapool.php lets an authenticated backend user with mediaupload permission upload a JPEG/PHP polyglot named shell.php.any.jpg, which web servers with...

redaxo-cms-multi-vuln-cve

GitHub Security Advisory: Redaxo CMS 6.x — Privilege Escalatio...

CVE-2018-25353

Redaxo CMS Mediapool Addon 5.5.1 and older contains an arbitrary file upload vulnerability that allows authenticated users to bypass file extension blacklist restrictions. Attackers with editor accounts can upload executable files by using obfuscated extensions like php71 or php53 to evade the...

CVE-2018-25353

Affected software: Redaxo CMS Mediapool Addon 5.5.1 and older. Vulnerability: Arbitrary file upload via bypassing the extension blacklist, enabled by obfuscated extensions (e.g., php71, php53). Impact: Authenticated editor users can upload executable files, potentially achieving code execution (h...

CVE-2018-25353

Redaxo CMS Mediapool Addon 5.5.1 and older contains an arbitrary file upload vulnerability that allows authenticated users to bypass file extension blacklist restrictions. Attackers with editor accounts can upload executable files by using obfuscated extensions like php71 or php53 to evade the...

CVE-2018-25353 Redaxo CMS Mediapool Addon 5.5.1 Arbitrary File Upload

Redaxo CMS Mediapool Addon 5.5.1 and older contains an arbitrary file upload vulnerability that allows authenticated users to bypass file extension blacklist restrictions. Attackers with editor accounts can upload executable files by using obfuscated extensions like php71 or php53 to evade the...