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Product · TYPO3

TYPO3 CMS

54 known vulnerabilities.

TYPO3 CMS at a glance

Last 12 months
23
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0 10 20 December 2025: 0 vulnerabilities Dec 2025 January 2026: 4 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 1 vulnerability May 2026: 0 vulnerabilities June 2026: 13 vulnerabilities Jun July 2026: 1 vulnerability August 2026: 1 vulnerability September 2026: 2 vulnerabilities Sep October 2026: 1 vulnerability November 2026: 0 vulnerabilities
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54 results · Feed

  • Medium 6.3

    TYPO3 CMS - Security Misconfiguration in Form Framework

    Forms using FileUpload or ImageUpload elements with a custom saveToFileMount configured stored uploaded files in the default storage folder 1:/user_upload/ instead of the configured destination. This could cause uploaded files to end up in a publicly accessib…

  • Medium 5.3

    TYPO3 CMS - Information Disclosure via Backend Localization Wizard

    It has been discovered that several AJAX routes used for the backend localization wizard failed to perform authorization checks. This allowed authenticated, low-privileged backend users to access information about records and content elements that fall outsid…

  • High 7.5

    TYPO3 CMS - Missing Authorization in lowlevel commands

    Backend administrators without system maintainer privileges were able to schedule any of the configuration:read, configuration:set, and configuration:show commands. This allowed them to modify arbitrary system configuration, which is normally limited to syste…

  • High 7.3

    TYPO3 CMS - Broken Access Control in Backend and Install Tool

    The referrer enforcement introduced with TYPO3-CORE-SA-2020-006 (CVE-2020-11069) became ineffective in TYPO3 v13.0, where TYPO3 CMS started serving the backend and Install Tool applications from the site's main entry script instead of the dedicated typo3/ dir…

  • Medium 6.3

    TYPO3 CMS - Unrestricted File Upload in Form Framework

    Users were able to upload files with arbitrary MIME types to forms using FileUpload or ImageUpload elements with allowedMimeTypes configured. The restriction was not enforced server-side because the MimeTypeValidator was registered during form building before…

  • High 7.1

    TYPO3 CMS - Broken Access Control in Media Module

    Backend users with file download permissions were able to download files from the fallback storage of the file abstraction layer (FAL) via the Media Module. Since the fallback storage resolves paths relative to the server's document root, this could expose se…

  • High 8.7

    TYPO3 CMS - Privilege Escalation & SQL Injection in Form Framework

    Backend users with write access to the form_definition database table were able to directly create, update, or delete form definition records via DataHandler, bypassing the Form Framework's persistence validation and permission checks. This allowed injecting …

  • Medium 6.3

    TYPO3 CMS - Insecure Deserialization in Core API

    TYPO3's cache frontend (VariableFrontend) and persistent key-value store (Registry) deserialized PHP payloads without integrity validation or class restrictions. An attacker with write access to the underlying storage backend (cache store or sys_registry data…

  • Low 2.1

    TYPO3 CMS - Broken Access Control in File Abstraction Layer

    The path allowance check in GeneralUtility::isAllowedAbsPath() performed a plain string prefix comparison without requiring a directory separator boundary, causing a path like /var/www/html-other/secret.yaml to be incorrectly accepted as valid when the projec…

  • Medium 5.3

    TYPO3 CMS - Broken Access Control in Backend API

    Authenticated backend users were able to retrieve file metadata via several Backend API routes without proper permission checks, allowing access to files outside their permitted file mounts or storages. This issue affects TYPO3 CMS versions before 10.4.57, 11…

  • Medium 5.3

    TYPO3 CMS - Broken Access Control in Clipboard

    Backend users were able to insert arbitrary records and files into the TYPO3 clipboard without proper read permission checks, which allowed users to gather information about records and files they were not authorized to view. This issue affects TYPO3 CMS vers…

  • Medium 5.3

    TYPO3 CMS - Broken Access Control in DataHandler

    Backend users were able to move records to a different page without having edit permissions on the source page. This issue affects TYPO3 CMS versions 13.0.0-13.4.30 and 14.0.0-14.3.2.

  • Medium 5.3

    TYPO3 CMS - Broken Access Control in Recycler

    Backend users with access to the Recycler module were able to restore soft-deleted records on pages or for tables they were not authorized to modify. This issue affects TYPO3 CMS versions before 10.4.57, 11.0.0-11.5.50, 12.0.0-12.4.45, 13.0.0-13.4.30 and 14.0…

  • Medium 5.1

    TYPO3 CMS - Cross-Site Scripting in Indexed Search

    Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered…

  • Medium 5.3

    TYPO3 CMS - Open Redirect in Core Utilities

    Applications that use GeneralUtility::sanitizeLocalUrl to allow only local URLs are vulnerable to open redirect attacks if the URL is used after it has passed the aforementioned sanitization checks. This enables attackers to redirect users to external content…

  • High 7.6

    TYPO3 CMS - Broken Access Control in Form Framework

    Backend users with file write permissions were able to upload form definition files with mixed-case extensions (e.g., .FORM.YAML) to bypass the Form Framework's upload restriction. Maliciously crafted form definition files can be used to execute arbitrary SQL…

  • High 7.2

    TYPO3 CMS - Destructive Actions on File Mount Folders

    Non-privileged backend users with file mount access were able to perform write operations (move, delete, rename) on folders representing the root of an active file mount due to missing authorization restrictions. This issue affects TYPO3 CMS versions before 1…

  • High 7.6

    TYPO3 CMS - Broken Access Control in Form Framework

    Backend users with access to the Form Framework were able to use files not ending in .form.yaml as form definitions, which were processed without denying the incorrect file extension. Maliciously crafted form definition files can be used to execute arbitrary …

  • High 7.3

    TYPO3 CMS Stores Cleartext Password in User Settings Module

    Changing backend users' passwords via the user settings module results in storing the cleartext password in the uc and user_settings fields of the be_users database table. This issue affects TYPO3 CMS version 14.2.0.

  • Medium 5.2

    TYPO3 CMS Allows Insecure Deserialization via Mailer File Spool

    TYPO3's mail‑file spool deserialization flaw lets local users with write access to the spool directory craft a malicious file that is deserialized during the mailer:spool:send command, enabling arbitrary PHP code execution on the web server. This issue affect…

  • High 7.1

    TYPO3 CMS Allows Broken Access Control in Recycler Module

    Backend users who had access to the recycler module could delete arbitrary data from any database table defined in the TCA - regardless of whether they had permission to that particular table. This allowed attackers to purge and destroy critical site data, ef…

  • Medium 5.3

    TYPO3 CMS Allows Broken Access Control in Redirects Module

    Backend users with access to the redirects module and write permission on the sys_redirect table were able to read, create, and modify any redirect record without restriction to the user’s own file-mounts or web-mounts. This allowed attackers to insert or alt…

  • Medium 5.3

    TYPO3 CMS Allows Broken Access Control in Edit Document Controller

    By exploiting the defVals parameter, attackers could bypass field‑level access checks during record creation in the TYPO3 backend. This gave them the ability to insert arbitrary data into prohibited exclude fields of a database table for which the user alread…

  • Medium 5.3

    Information Disclosure via CSV Download

    Missing authorization checks in the CSV download feature of TYPO3 CMS versions 11.0.0‑11.5.47, 12.0.0‑12.4.36, and 13.0.0‑13.4.17 allow backend users to disclose information from arbitrary database tables stored within the users' web mounts without having acc…

  • High 7.1

    Information Disclosure in Workspaces Module

    Missing authorization checks in the Workspace Module of TYPO3 CMS versions 9.0.0‑9.5.54, 10.0.0‑10.4.53, 11.0.0‑11.5.47, 12.0.0‑12.4.36, and 13.0.0‑13.4.17 allow backend users to directly invoke the corresponding AJAX backend route to disclose sensitive infor…

  • Medium 5.3

    Broken Access Control in Backend AJAX Routes

    Missing authorization checks in the Backend Routing of TYPO3 CMS versions 9.0.0‑9.5.54, 10.0.0‑10.4.53, 11.0.0‑11.5.47, 12.0.0‑12.4.36, and 13.0.0‑13.4.17 allow backend users to directly invoke AJAX backend routes without having access to the corresponding ba…

  • Medium 5.3

    Information Disclosure via File Abstraction Layer

    Error messages containing sensitive information in the File Abstraction Layer in TYPO3 CMS versions 9.0.0-9.5.54, 10.0.0-10.4.53, 11.0.0-11.5.47, 12.0.0-12.4.36, and 13.0.0-13.4.17 allow backend users to disclose full file paths via failed low-level file-syst…

  • Medium 6.3

    Insufficient Entropy in Password Generation

    A deterministic three‑character prefix in the Password Generation component of TYPO3 CMS versions 12.0.0–12.4.36 and 13.0.0–13.4.17 reduces entropy, allowing attackers to carry out brute‑force attacks more quickly.

  • Medium 5.1

    Denial of Service in TYPO3 Bookmark Toolbar

    An uncaught exception in the Bookmark Toolbar of TYPO3 CMS versions 11.0.0–11.5.47, 12.0.0–12.4.36, and 13.0.0–13.4.17 lets administrator‑level backend users trigger a denial‑of‑service condition in the backend user interface by saving manipulated data in the…

  • Medium 5.3

    Open Redirect in TYPO3 CMS

    An open‑redirect vulnerability in GeneralUtility::sanitizeLocalUrl of TYPO3 CMS 9.0.0–9.5.54, 10.0.0–10.4.53, 11.0.0–11.5.47, 12.0.0–12.4.36, and 13.0.0–13.4.17 allows an attacker to redirect users to arbitrary external sites, enabling phishing attacks by sup…

  • Medium 6.1

    Cross-Site Scripting via Rich-Text Content

    TYPO3 is an open source PHP based web content management system released under the GNU GPL. In affected versions failing to properly parse, sanitize and encode malicious rich-text content, the content rendering process in the website frontend is vulnerable to…

  • Medium 5.3

    Information Disclosure in User Authentication

    TYPO3 is an open source PHP based web content management system. In versions 9.0.0 through 9.5.27, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0, user credentials may been logged as plain-text. This occurs when explicitly using log level debug, which is n…

  • Medium 6.4

    Cross-Site Scripting in Backend Grid View

    TYPO3 is an open source PHP based web content management system. Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 have a cross-site scripting vulnerability. When settings for _backend layouts_ are not properly encoded, the corr…

  • Medium 6.4

    Cross-Site Scripting in Query Generator & Query View

    TYPO3 is an open source PHP based web content management system. Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 have a cross-site scripting vulnerability. When error messages are not properly encoded, the components _QueryGen…

  • Medium 6.4

    Cross-Site Scripting in Page Preview

    TYPO3 is an open source PHP based web content management system. Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 have a cross-site scripting vulnerability. When _Page TSconfig_ settings are not properly encoded, corresponding …

  • Medium 5.9

    Denial of Service in Page Error Handling

    TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 9.5.25, 10.4.14, 11.1.1 requesting invalid or non-existing resources via HTTP triggers the page error handler which again could retrieve content to be shown as error mes…

  • Medium 5.4

    Cross-Site Scripting in Content Preview (CType menu)

    TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 it has been discovered that content elements of type _menu_ are vulnerable to cross-site scripting when their referenced items ge…

  • Medium 5.9

    Cleartext storage of session identifier

    TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 user session identifiers were stored in cleartext - without processing of additional cryptographic hashing algorithms. Th…

  • Medium 5.4

    Cross-Site Scripting in Content Preview

    TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid…

  • High 8.6

    Unrestricted File Upload in Form Framework

    TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 8.7.40, 9.5.25, 10.4.14, 11.1.1, due to the lack of ensuring file extensions belong to configured allowed mime-types, attackers can upload arbitrary data with arbitrary …