| CVE-2026-117538 | MEDIO4.1 | REDAXO before 5.21.0 contains a reflected cross-site scripting vulnerability in the backend packages API, where the function parameter is concatenated into an error message rendered without HTML escaping. Attackers can lure an authenticated backend user to a crafted link containing a valid CSRF token, executing JavaScr | 27/10/2026 |
| CVE-2026-117537 | MEDIO4.1 | REDAXO before 5.21.0 contains a reflected cross-site scripting vulnerability that allows authenticated attackers to inject scripts via the type parameter of the metainfo_default_fields_create API. Attackers can craft a link with a valid CSRF token and HTML payload that rex_view::message() renders unescaped, executing s | 27/10/2026 |
| CVE-2026-63002 | MEDIO4.8 | 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 rex_escape(). An attacker who can place an unregistered file with HTML metacharacters in the media directory ca | 23/09/2026 |
| CVE-2026-63001 | MEDIO4.8 | REDAXO is a PHP-based content management system. Prior to 5.21.2, the mediaIsInUse() handler in redaxo/src/addons/media_manager/lib/media_manager.php inserts a Media Manager type name into raw backend warning HTML without escaping it when invoked through MEDIA_IS_IN_USE. An administrator with Media Manager access can s | 23/09/2026 |
| CVE-2026-63000 | MEDIO6.4 | REDAXO is a PHP-based content management system. Prior to 5.21.2, rex_api_install_package_update in redaxo/src/addons/install/lib/api/api_package_update.php inherits the false default from rex_api_function::requiresCsrfProtection() instead of requiring a CSRF token. An unauthenticated attacker can cause a logged-in adm | 23/09/2026 |
| CVE-2026-62998 | MEDIO4.3 | REDAXO is a PHP-based content management system. Prior to 5.21.2, rex_list::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 escaped but unauthoriz | 23/09/2026 |
| CVE-2026-53599 | ALTO7.5 | 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 media[upload] permission upload a JPEG/PHP polyglot named shell.php.any.jpg, which web servers with multi-extension PHP ha | 31/07/2026 |
| CVE-2026-21857 | MEDIO6.5 | REDAXO is a PHP-based content management system. Prior to version 5.20.2, authenticated users with backup permissions can read arbitrary files within the webroot via path traversal in the Backup addon's file export functionality. The Backup addon does not validate the `EXPDIR` POST parameter against the UI-generated al | 07/01/2026 |
| CVE-2025-66026 | MEDIO6.1 | REDAXO is a PHP-based CMS. Prior to version 5.20.1, a reflected Cross-Site Scripting (XSS) vulnerability exists in the Mediapool view where the request parameter args[types] is rendered into an info banner without HTML-escaping. This allows arbitrary JavaScript execution in the backend context when an authenticated use | 26/11/2025 |
| CVE-2025-64050 | ALTO7.2 | A Remote Code Execution (RCE) vulnerability in the template management component in REDAXO CMS 5.20.0 allows remote authenticated administrators to execute arbitrary operating system commands by injecting PHP code into an active template. The payload is executed when visitors access frontend pages using the compromised | 25/11/2025 |
| CVE-2025-64049 | MEDIO4.8 | A stored cross-site scripting (XSS) vulnerability in the module management component in REDAXO CMS 5.20.0 allows remote users to inject arbitrary web script or HTML via the Output code field in modules. The payload is executed when a user views or edits an article by adding slice that uses the compromised module. | 25/11/2025 |
| CVE-2025-27412 | MEDIO6.1 | REDAXO is a PHP-based CMS. In Redaxo from 5.0.0 through 5.18.2, the rex-api-result parameter is vulnerable to Reflected cross-site scripting (XSS) on the page of AddOns. This vulnerability is fixed in 5.18.3. | 05/03/2025 |
| CVE-2025-27411 | MEDIO5.4 | REDAXO is a PHP-based CMS. In Redaxo before 5.18.3, the mediapool/media page is vulnerable to arbitrary file upload. This vulnerability is fixed in 5.18.3. | 05/03/2025 |
| CVE-2024-13209 | MEDIO5.4 | A vulnerability was found in Redaxo CMS 5.18.1. It has been classified as problematic. Affected is an unknown function of the file /index.php?page=structure&category_id=1&article_id=1&clang=1&function=edit_art&artstart=0 of the component Structure Management Page. The manipulation of the argument Article Name leads to | 09/01/2025 |
| CVE-2024-46209 | MEDIO5.4 | A stored cross-site scripting (XSS) vulnerability in the component /media/test.html of REDAXO CMS v5.17.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the password parameter. | 06/01/2025 |
| CVE-2024-50803 | MEDIO5.4 | The mediapool feature of the Redaxo Core CMS application v 5.17.1 is vulnerable to Cross Site Scripting(XSS) which allows a remote attacker to escalate privileges | 19/11/2024 |
| CVE-2024-46212 | MEDIO4.9 | An issue in the component /index.php?page=backup/export of REDAXO CMS v5.17.1 allows attackers to execute a directory traversal. | 16/10/2024 |
| CVE-2024-25298 | ALTO7.2 | An issue was discovered in REDAXO version 5.15.1, allows attackers to execute arbitrary code and obtain sensitive information via modules.modules.php. | 17/02/2024 |