CVE-2023-29200

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.

• CWE-22
• CWE-22

• https://contao.org/en/security-advisories/directory-traversal-in-the-file-managerVendor Advisory
• https://github.com/contao/contao/commit/6f3e705f4ff23f4419563d09d8485793569f31dfPatch
• https://github.com/contao/contao/security/advisories/GHSA-fp7q-xhhw-6rj3Vendor Advisory
• https://contao.org/en/security-advisories/directory-traversal-in-the-file-managerVendor Advisory
• https://github.com/contao/contao/commit/6f3e705f4ff23f4419563d09d8485793569f31dfPatch
• https://github.com/contao/contao/security/advisories/GHSA-fp7q-xhhw-6rj3Vendor Advisory

Published

Apr 25, 2023

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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