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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…
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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…
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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…
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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.
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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…
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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…
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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…
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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…
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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…
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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.
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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…
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Medium 5.4
TYPO3 CMS Vulnerable to Unrestricted File Upload in File Abstraction Layer
TYPO3 is an open source, PHP based web content management system. By design, the file management module in TYPO3’s backend user interface has historically allowed the upload of any file type, with the exception of those that are directly executable in a web s…
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Medium 4.8
Potential Open Redirect via Parsing Differences in TYPO3
TYPO3 is a free and open source Content Management Framework. Applications that use `TYPO3\CMS\Core\Http\Uri` to parse externally provided URLs (e.g., via a query parameter) and validate the host of the parsed URL may be vulnerable to open redirect or SSRF at…
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Medium 6.1
TYPO3 Cross-Site Scripting in Filelist Module
It has been discovered that the output table listing in the “Files” backend module is vulnerable to cross-site scripting when a file extension contains malicious sequences. Access to the file system of the server - either directly or through synchronization -…
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Medium 6.1
TYPO3 Cross-Site Scripting in Link Handling
It has been discovered that t3:// URL handling and typolink functionality are vulnerable to cross-site scripting. Not only regular backend forms are affected but also frontend extensions which use the rendering with typolink.
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Medium 6.1
TYPO3 Cross-Site Scripting in Form Framework validation handling
It has been discovered that the output of field validation errors in the Form Framework is vulnerable to cross-site scripting.
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Medium 4.3
TYPO3 Broken Access Control in Import Module
It has been discovered that the Import/Export module is susceptible to broken access control. Regular backend users have access to import functionality which usually only is available to admin users or users having User TSconfig setting options.impexp.enableI…
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Medium 5.4
TYPO3 Information Disclosure in Backend User Interface
The element information component used to display properties of a certain record is susceptible to information disclosure. The list of references from or to the record is not properly checked for the backend user’s permissions. A valid backend user account is…
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Medium 5.3
TYPO3 Information Disclosure in User Authentication
It has been discovered that login failures have been logged on the default stream with log level "warning" including plain-text user credentials.
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Medium 5.3
TYPO3 Disclosure of Information about Installed Extensions
It has been discovered that mechanisms used for configuration of RequireJS package loading are susceptible to information disclosure. This way a potential attack can retrieve additional information about installed system and third party extensions.
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Medium 4.3
TYPO3 Information Disclosure in Page Tree
It has been discovered backend users not having read access to specific pages still could see them in the page tree which actually should be disallowed. A valid backend user account is needed in order to exploit this vulnerability.
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Medium 6.5
TYPO3 Security Misconfiguration in User Session Handling
When users change their password existing sessions for that particular user account are not revoked. A valid backend or frontend user account is required in order to make use of this vulnerability.
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Medium 6.1
TYPO3 Cross-Site Scripting in Form Framework
Failing to properly encode user input, frontend forms handled by the form framework (system extension “form”) are vulnerable to cross-site scripting.
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Medium 6.1
TYPO3 Cross-Site Scripting in Language Pack Handling
Failing to properly encode information from external sources, language pack handling in the install tool is vulnerable to cross-site scripting.
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Medium 6.5
TYPO3 Broken Access Control in Localization Handling
It has been discovered that backend users having limited access to specific languages are capable of modifying and creating pages in the default language which actually should be disallowed. A valid backend user account is needed in order to exploit this vuln…
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Medium 5.3
TYPO3 Denial of Service in Online Media Asset Handling
Online Media Asset Handling (*.youtube and *.vimeo files) in the TYPO3 backend is vulnerable to denial of service. Putting large files with according file extensions results in high consumption of system resources. This can lead to exceeding limits of the cur…
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Medium 5.3
TYPO3 Information Disclosure in Install Tool
The Install Tool exposes the current TYPO3 version number to non-authenticated users.
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Medium 6.1
TYPO3 Cross-Site Scripting in Frontend User Login
Failing to properly encode user input, login status display is vulnerable to cross-site scripting in the website frontend. A valid user account is needed in order to exploit this vulnerability - either a backend user or a frontend user having the possibility …
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Medium 6.1
TYPO3 Cross-Site Scripting in Backend Modal Component
Failing to properly encode user input, notifications shown in modal windows in the TYPO3 backend are vulnerable to cross-site scripting. A valid backend user account is needed in order to exploit this vulnerability.
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Medium 6.1
TYPO3 Cross-Site Scripting in Online Media Asset Rendering
Failing to properly encode user input, online media asset rendering (*.youtube and *.vimeo files) is vulnerable to cross-site scripting. A valid backend user account or write access on the server system (e.g. SFTP) is needed in order to exploit this vulnerabi…
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Medium 5.3
TYPO3 vulnerable to an Uncontrolled Resource Consumption in the ShowImageController
TYPO3 is an enterprise content management system. Starting in version 9.0.0 and prior to versions 9.5.48 ELTS, 10.4.45 ELTS, 11.5.37 LTS, 12.4.15 LTS, and 13.1.1, the `ShowImageController` (`_eID tx_cms_showpic_`) lacks a cryptographic HMAC-signature on the `…
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Medium 5.4
TYPO3 vulnerable to Cross-Site Scripting in ShowImageController
TYPO3 is an enterprise content management system. Starting in version 9.0.0 and prior to versions 9.5.48 ELTS, 10.4.45 ELTS, 11.5.37 LTS, 12.4.15 LTS, and 13.1.1, failing to properly encode user-controlled values in file entities, the `ShowImageController` (`…
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Medium 5.4
TYPO3 vulnerable to Cross-Site Scripting in the Form Manager Module
TYPO3 is an enterprise content management system. Starting in version 9.0.0 and prior to versions 9.5.48 ELTS, 10.4.45 ELTS, 11.5.37 LTS, 12.4.15 LTS, and 13.1.1, the form manager backend module is vulnerable to cross-site scripting. Exploiting this vulnerabi…
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Medium 4.3
Information Disclosure of Hashed Passwords in TYPO3 Backend Forms
TYPO3 is an open source PHP based web content management system released under the GNU GPL. Password hashes were being reflected in the editing forms of the TYPO3 backend user interface. This allowed attackers to crack the plaintext password using brute force…
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Medium 4.9
Information Disclosure of Encryption Key in TYPO3 Install Tool
TYPO3 is an open source PHP based web content management system released under the GNU GPL. The plaintext value of `$GLOBALS['SYS']['encryptionKey']` was displayed in the editing forms of the TYPO3 Install Tool user interface. This allowed attackers to utiliz…
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Medium 4.3
Improper Access Control of Resources Referenced by t3:// URI Scheme in TYPO3
TYPO3 is an open source PHP based web content management system released under the GNU GPL. The TYPO3-specific `t3://` URI scheme could be used to access resources outside of the users' permission scope. This encompassed files, folders, pages, and records (al…
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Medium 5.5
Path Traversal in TYPO3 File Abstraction Layer Storages
In TYPO3 11.5.24, the filelist component allows attackers (who have access to the administrator panel) to read arbitrary files via directory traversal in the baseuri field, as demonstrated by POST /typo3/record/edit with ../../../ in data[sys_file_storage]*[d…
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Medium 4.2
Weak Authentication in Session Handling in typo3/cms-core
TYPO3 is an open source PHP based web content management system released under the GNU GPL. In typo3 installations there are always at least two different sites. Eg. first.example.org and second.example.com. In affected versions a session cookie generated for…
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Medium 5.7
TYPO3 contains Sensitive Information Disclosure via YAML Placeholder Expressions in Site Configuration
TYPO3 is an open source PHP based web content management system. Versions prior to 9.5.38, 10.4.33, 11.5.20, and 12.1.1 are subject to Sensitive Information Disclosure. Due to the lack of handling user-submitted YAML placeholder expressions in the site config…
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Medium 5.4
TYPO3 contains Insufficient Session Expiration after Password Reset
TYPO3 is an open source PHP based web content management system. In versions prior to 10.4.33, 11.5.20, and 12.1.1, When users reset their password using the corresponding password recovery functionality, existing sessions for that particular user account wer…