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Vendor

redaxo

27 known vulnerabilities.

redaxo at a glance

Last 12 months
24
Critical · all time
1
Exploited · all time
0
Public exploit · all time
2
New vulnerabilities per month · last 12 months
0 10 20 December 2025: 0 vulnerabilities Dec 2025 January 2026: 1 vulnerability February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 1 vulnerability May 2026: 1 vulnerability June 2026: 0 vulnerabilities Jun July 2026: 1 vulnerability August 2026: 0 vulnerabilities September 2026: 4 vulnerabilities Sep October 2026: 15 vulnerabilities, 1 critical November 2026: 0 vulnerabilities
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27 results · Feed

  • Medium 4.1

    REDAXO before 5.21.0 Reflected XSS via Packages API function Parameter

    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 …

  • Medium 4.1

    REDAXO before 5.21.0 Reflected XSS via Metainfo API type Parameter

    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 pa…

  • High 8.8

    REDAXO before 5.21.3 CSRF Token Bypass via users/users Privilege Escalation

    REDAXO before 5.21.3 contains a cross-site request forgery vulnerability in the backend user administration page (users/users) because the CSRF token check only runs when the save parameter is set, while the update path triggered by FUNC_UPDATE does not requi…

  • Medium 6.1

    REDAXO before 5.21.3 Reflected XSS via opener_link in Media Pool

    REDAXO before 5.21.3 contains a reflected cross-site scripting vulnerability in the backend media pool detail page, where the opener_link parameter is rendered without HTML escaping. Unauthenticated attackers can lure logged-in backend users with media permis…

  • Medium 5.4

    REDAXO before 5.21.3 CSRF in Article History Plugin

    REDAXO before 5.21.3 contains a cross-site request forgery vulnerability in the structure/history plugin that allows attackers to delete history or roll back content via unvalidated GET requests. Attackers can lure logged-in backend users to a page triggering…

  • Medium 4.4

    REDAXO 5.18.0 before 5.21.4 Stored XSS via Unsanitized Mediapool SVG Uploads

    REDAXO from 5.18.0 before 5.21.4 contains a stored cross-site scripting vulnerability because rex_media_service moves uploaded SVG files into the public media folder before sanitizing them. Authenticated users with mediapool upload rights can race the sanitiz…

  • Critical 9.8
    CVE-2026-117532 Public exploit

    REDAXO Core 5.3.0 before 5.21.4 Authentication Bypass via History Plugin

    REDAXO core from 5.3.0 before 5.21.4 contains an authentication bypass vulnerability in the structure/history plugin that allows unauthenticated attackers to forge temporary login tokens. Attackers can force the session-tied secret into a predictable state an…

  • Medium 5.4

    REDAXO before 5.21.4 Stored XSS via Media and Link Input Widgets

    REDAXO before 5.21.4 contains a stored cross-site scripting vulnerability that allows content editors to inject HTML by storing unescaped values rendered by media, medialist, link and linklist widgets. Attackers can submit crafted REX_INPUT_MEDIA or REX_INPUT…

  • Medium 6.5

    REDAXO before 5.21.4 Broken Access Control in Slice Operations

    REDAXO before 5.21.4 contains a broken access control vulnerability that allows authenticated editors to modify slices in unauthorized categories by pairing a permitted article with a foreign slice id. Attackers can abuse content/edit delete and edit function…

  • Medium 6.5

    REDAXO before 5.21.4 Missing Authorization in Version and History Previews

    REDAXO core before 5.21.4 contains a missing authorization vulnerability in the structure/version and structure/history frontend preview modes, which do not check category or clang permissions for the previewed article. Any backend user, or one holding histor…

  • High 7.1

    REDAXO before 5.21.4 Missing Authorization in Media Pool Bulk Move

    REDAXO before 5.21.4 contains a missing authorization vulnerability in the media pool bulk move that checks only target category permission, ignoring the source category. Authenticated backend users with permission for one media category can move files from r…

  • High 7.5

    REDAXO before 5.21.5 Privilege Escalation via Backup Export of Authentication Tables

    REDAXO before 5.21.5 contains a missing authorization vulnerability in the backup addon export that accepts any database table, allowing non-admin users with the backup[export] permission to export rex_user, rex_user_session, and other applications' tables. A…

  • Medium 5.4

    REDAXO before 5.21.5 CSRF via Safe Mode Toggle Parameter

    REDAXO before 5.21.5 contains a cross-site request forgery vulnerability because the backend processes the safemode GET parameter in index.php without validating a CSRF token. Attackers can lure a logged-in administrator into opening a crafted link to disable…

  • Medium 4.2

    REDAXO before 5.21.5 Insufficient Session Expiration on Password Change

    REDAXO before 5.21.5 contains an insufficient session expiration vulnerability that allows attackers to retain account access by keeping the current session and stay-logged-in key valid after a password change. Attackers who obtained a user's session id or st…

  • Medium 6.8

    REDAXO core before 5.21.5 Missing Authorization in rex_api_package API

    REDAXO core before 5.21.5 contains a missing authorization vulnerability in the rex_api_package API function that lets non-admin backend users manage packages with only a valid CSRF token. Attackers holding a token, such as demoted admins with active sessions…

  • Medium 6.4

    REDAXO: Missing CSRF Protection on Package Update Action Allows Forced Addon Updates

    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…

  • Medium 4.3

    REDAXO: Unwhitelisted ORDER BY Column in rex_list Allows Authenticated Column Enumeration

    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 backe…

  • Medium 4.8

    REDAXO: Stored XSS in Mediapool Sync Page via Unescaped Filesystem Filenames

    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 unregis…

  • Medium 4.8

    REDAXO: Stored XSS via Unescaped Media Manager Type Name in `mediaIsInUse()`

    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 MEDI…

  • High 7.5

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

    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 she…

  • High 8.8

    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 extensio…

  • Medium 5.3

    Redaxo CMS 5.2 Cross-Site Request Forgery via users endpoint

    Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages. Attackers can craft HTML forms targeting th…

  • High 8.3
    CVE-2026-21857 Public exploit

    Redaxo has Path Traversal in Backup Addon Leading to Arbitrary File Read

    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 val…

  • Medium 6.1

    REDAXO is Vulnerable to Reflected XSS in Mediapool Info Banner via args[types]

    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 JavaScri…

  • Medium 6.1

    REDAXO allows Authenticated Reflected Cross Site Scripting - packages installation

    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.

  • Medium 5.4

    REDAXO allows Arbitrary File Upload in the mediapool page

    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.

  • Low 2.4

    Redaxo CMS Structure Management Page index.php cross site scripting

    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 …