CVE-2026-64826

Summary

rConfig before 8.2.13 contains a path traversal vulnerability that allows authenticated attackers to read arbitrary files by supplying unsanitized directory traversal sequences in the filename GET parameter of the download_export() method. Attackers can craft requests with ../ sequences to escape the exports base directory and access sensitive files readable by the web server process, including application environment files containing encryption keys, database credentials, and mail configuration.

Affected Software

Weaknesses

• CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References

• https://github.com/rconfig/rconfig/releases/tag/core-8.2.13
• https://github.com/rconfig/rconfig/pull/349
• https://github.com/rconfig/rconfig/commit/d133a466a2df9d065177de9a8ed50f1bfe438aee
• https://www.vulncheck.com/advisories/rconfig-path-traversal-file-read-via-filedownloadcontroller

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