Headline
CVE-2023-29200: Directory traversal in the file manager
Contao is an open source content management system. Prior to versions 4.9.40, 4.13.21, and 5.1.4, logged in users can list arbitrary system files in the file manager by manipulating the Ajax request. However, it is not possible to read the contents of these files. Users should update to Contao 4.9.40, 4.13.21 or 5.1.4 to receive a patch. There are no known workarounds.
Security advisories
Here you will find a list of vulnerabilities that have already been found and fixed in Contao. If you think that you have found a security issue in Contao, please report it according to our security policy.
2023-04-25 11:03 by Leo Feyer
Date: 2023-04-25
CVE ID: CVE-2023-29200
Authenticated users in the back end can list files outside the document root in the file manager. However, it is not possible to read the contents of these files.
Thanks to Daniel Barros for reporting the problem.
Affected versions
Contao 4.0
Contao 4.1
Contao 4.2
Contao 4.3
Contao 4.4
Contao 4.5
Contao 4.6
Contao 4.7
Contao 4.8
Contao 4.9 up to 4.9.39
Contao 4.10
Contao 4.11
Contao 4.12
Contao 4.13 up to 4.13.20
Contao 5.0
Contao 5.1 up to 5.1.3
Suggested solution
Upgrade to Contao 4.9.40, 4.13.21 or 5.1.4.
More information
https://github.com/contao/contao/security/advisories/GHSA-fp7q-xhhw-6rj3
Show all security advisories
Related news
### Impact Authenticated users in the back end can list files outside the document root in the file manager. ### Patches Update to Contao 4.9.40, 4.13.21 or 5.1.4. ### Workarounds None. ### References https://contao.org/en/security-advisories/directory-traversal-in-the-file-manager ### For more information If you have any questions or comments about this advisory, open an issue in [contao/contao](https://github.com/contao/contao/issues/new/choose).